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Fiction Series
- John Carstairs
- Plants Must Grow (1941) [SF]
- Snapdragon (1941) [SF]
- Plants Must Slay (1942) [SF]
- Satellite of Peril (1942) [SF]
- The Ether Robots (1942) [SF]
- The Heavy Man (1943) [SF]
- Wobblies in the Moon (1943) [SF]
- The Hollow World (1945) [SF]
- John Carstairs: Space Detective (1949) [C]
- The Golden Age of Weird Fiction Megapack
- 8
The 8th Golden Age of Weird Fiction Megapack: Frank Belknap Long, Volume 1 (2016) [C]
also appeared as:
- Variant: The Golden Age of Weird Fiction: Frank Belknap Long: Volume One (2016)
- 9 The 9th Golden Age of Weird Fiction Megapack: Frank Belknap Long, Volume 2 (2016) [C]
- 8
The 8th Golden Age of Weird Fiction Megapack: Frank Belknap Long, Volume 1 (2016) [C]
also appeared as:
-
Space Station 1 (1957)
also appeared as:
- Variant: Space Station #1 (1957)
- Translation: Rumstation Eet kalder [Danish] (1959)
- Translation: Rymdresenär kidnappas [Swedish] (1959)
- Translation: Die Marsfestung [German] (1959)
- Serializations:
- Translation: Il caso della ragazza mascherata (Complete Novel) [Italian] (1964)
- Woman from Another Planet (1960)
- The Mating Center (1961)
-
Mars Is My Destination (1962)
also appeared as:
- Translation: Marte es mi destino [Spanish] (1963)
-
The Horror from the Hills (1963)
also appeared as:
- Serializations:
- The Horror from the Hills (Part 1 of 2) (1931) [as by Frank Belknap Long, Jr.]
- The Horror from the Hills (Part 2 of 2) (1931) [as by Frank Belknap Long, Jr.]
- Three Steps Spaceward (1963) [only as by Frank B. Long]
-
It Was the Day of the Robot (1963)
also appeared as:
- Translation: Cuando el robot se impuso [Spanish] (1964)
- Translation: El día del robot [Spanish] (1967)
-
Mission to a Star (1964)
also appeared as:
- Variant: Mission to a Distant Star (1964)
- Serializations:
- Mission to a Distant Star (Complete Novel) (1958)
- The Martian Visitors (1964) [only as by Frank B. Long]
- So Dark a Heritage (1966)
- This Strange Tomorrow (1966)
-
Lest Earth Be Conquered (1966)
also appeared as:
- Variant: The Androids (1966)
- Translation: In una piccola città [Italian] (1991)
- Serializations:
- Translation: In una piccola città (Complete Novel) [Italian] (1969)
- Journey Into Darkness (1967)
-
The Three Faces of Time (1969)
also appeared as:
- Translation: De fremmede [Norwegian (Bokmal)] (1971)
-
Monster from Out of Time (1970)
also appeared as:
- Translation: Es kam aus der Tiefe [German] (1977)
- Fire of the Witches (1971) [only as by Lyda Belknap Long]
- Survival World (1971)
- The Witch Tree (1971) [only as by Lyda Belknap Long]
- The Shape of Fear (1971) [only as by Lyda Belknap Long]
- The Night of the Wolf (1972)
- House of the Deadly Nightshade (1972) [only as by Lyda Belknap Long]
- Legacy of Evil (1973) [only as by Lyda Belknap Long]
- Crucible of Evil (1974) [only as by Lyda Belknap Long]
- The Lemoyne Heritage (1977) [only as by Lyda Belknap Long]
- A Man from Genoa and Other Poems (1926) [only as by Frank Belknap Long, Jr.]
- The Goblin Tower (1935) [also as by Frank Belknap Long, Jr.]
-
The Hounds of Tindalos (1946)
also appeared as:
- Variant: The Hounds of Tindalos (1963)
- Variant: The Dark Beasts and Eight Other Stories from the Hounds of Tindalos (1964)
- Translation: Las bestias oscuras [Spanish] (1970)
- Translation: Le gnome rouge [French] (1975)
- Variant: The Hounds of Tindalos (1975)
- Variant: The Black Druid and Other Stories (1975)
-
Odd Science Fiction (1964)
also appeared as:
- Variant: The Horror from the Hills (1965)
-
The Rim of the Unknown (1972)
also appeared as:
- Translation: Di Fronte All'ignoto [Italian] (1995)
- Translation: È Bello Essere Marziani [Italian] (1995) [as by Frank B. Long]
-
The Early Long (1975)
also appeared as:
- Variant: The Hounds of Tindalos (1978)
- In Mayan Splendor (1977)
- Le druide noir [French] (1977)
- Night Fear (1979)
- L'universo della paura [Italian] (1991)
- Escape from Tomorrow: 3 Previously Unreprinted Weird Tales (1995)
- The Eye Above the Mantel & Other Stories (1995)
- The Man Who Died Twice (and Three Others) (2009)
- Frank Belknap Long (2010)
- Das Grauen aus den Bergen [German] (2013) with H. P. Lovecraft
- The Frank Belknap Long Science Fiction MEGAPACK® (2016)
- The Frank Belknap Long Science Fiction Novel Megapack (2016)
- The Second Frank Belknap Long Science Fiction Megapack: 22 Classic Stories (2016)
- The Third Frank Belknap Long Science Fiction Megapack (2016)
- Frank Belknap Long (2022)
- Empire of the Atom / Space Station No. 1 (1957) [O/2N] with A. E. van Vogt
- Full Cycle / It Was the Day of the Robot (2012) [O] with Clifford D. Simak
- Mission to a Distant Star (2020) [O]
- The Thief of Thoth / ... And Others Shall Be Born (1968) with Lin Carter
- The Challenge from Beyond (1990) with Robert E. Howard and Murray Leinster and H. P. Lovecraft and A. Merritt and C. L. Moore and Edward E. Smith and Harl Vincent and Donald Wandrei and Stanley G. Weinbaum [only as by Robert E. Howard and Murray Leinster and Frank Belknap Long and H. P. Lovecraft and A. Merritt and C. L. Moore and E. E. Smith and Harl Vincent and Donald Wandrei and Stanley G. Weinbaum]
- Mission to a Distant Star: Science Fiction Triple Feature (2012)
- The Challenge from Beyond (1954) with Robert E. Howard and H. P. Lovecraft and A. Merritt and C. L. Moore
- Rehearsal Night (1981)
- The Mississippi Saucer (2007)
- The Sky Trap (2008)
- The Calm Man (2009)
- The Man from Time (2009)
- The Man the Martians Made (2009)
- Manhunt (2019)
- The Great Cold (2019)
- The Challenge from Beyond Drafts (2020) with Robert E. Howard and H. P. Lovecraft and A. Merritt and C. L. Moore
- The Mercurian (2020)
- Time Trap (2020)
- The Timeless Ones (2020)
- Lake of Fire (2020)
- The Vibration Wasps (2021)
- And We Sailed the Mighty Dark (2022)
- Atomic Station (2022)
- Galactic Heritage (2023)
- Fuzzy Head (2023)
- The Miniature Menace (2023)
- Little Men of Space (2023)
- Mr. Caxton Draws a Martian Bird (2024)
- The Hounds of Tindalos (2024) [only as by Frank Belknap Long, Jr.]
- The Red Fetish (2024) [only as by Frank Belknap Long, Jr.]
- The Cottage (2024)
- Two Way Destiny (2024)
-
Howard Phillips Lovecraft: Dreamer on the Nightside (1975)
also appeared as:
- Translation: Lovecraft e le ombre [Italian] (2011)
- Translation: Mein Freund H. P. Lovecraft [German] (2016)
-
Translation: Χάουαρντ Φίλιπς Λάβκραφτ: Ο ονειρευτής των νυχτερινών τόπων?Chaoearnt Filips Lavkraft: O oneireetes ton nechterinon topon[Greek] (2018)
- Autobiographical Memoir (1985)
- Cigarette Characterization
- Cigarette Characterization #4 (1934) [also as by Frank Belknap Long, Jr.]
- Cthulhu Mythos
- 2 Cthulhu Mythos (Lovecraft contemporary)
-
The Space-Eaters (1928)
also appeared as:
- Variant: The Space-Eaters (1928) [as by Frank Belknap Long, Jr.]
- Translation: Les mangeuses d'espace [French] (1972)
- Translation: De ruimte-eters [Dutch] (1974)
- Variant: The Space Eaters (1974)
- Translation: I mangiatori di spazio [Italian] (1991)
- Translation: Die Weltraumfresser [German] (2013)
- Translation: Der Weltraumfresser [German] (2023) [as by Frank Belknap Long, Jr.]
-
The Hounds of Tindalos (1929)
also appeared as:
- Variant: The Hounds of Tindalos (1929) [as by Frank Belknap Long, Jr.]
- Translation: Les chiens de Tindalos [French] (1965)
-
Translation: ティンディロスの猟犬?ティンディロスのかりいぬ[Japanese] (1967) [as by
Tindirosu no Kariinuフランク・B・ロング?Furanku B. Rongu] - Translation: Les chiens de Tindalos [French] (1972)
-
Translation: ティンダロウスの犬?Tindarousu no Inu[Japanese] (1972)
- Translation: De honden van Tindalos [Dutch] (1973)
- Translation: Les chiens de Tindalos [French] (1975) [as by Frank Belknap Long, Jr.]
- Translation: Os Cães de Tindalos [Portuguese] (1977) [as by Frank Belknap Long, Jr.]
- Translation: I segugi di Tindalos [Italian] (1987)
- Translation: Die Dämonen von Tindalos [German] (1991)
- Translation: Les chiens de Tindalos [French] (2000)
- Translation: Die Hunde des Tindalos [German] (2003)
- Translation: Die Hunde des Tindalos [German] (2023) [as by Frank Belknap Long, Jr.]
- Cthulhu Mythos Tales
-
The Challenge from Beyond (1935)
with
Robert E. Howard
and
H. P. Lovecraft
and
A. Merritt
and
C. L. Moore
also appeared as:
- Variant: The Challenge from Beyond (1935) [as by Robert E. Howard and Frank Belknap Long, Jr. and H. P. Lovecraft and A. Merritt and C. L. Moore]
- Variant: The Challenge from Beyond (1935) [as by H. P. Lovecraft]
-
Translation: Le défi de l'au-delà?Le defi de l'au-dela[French] (1975) [as by Robert E. Howard and Frank Belknap Long, Jr. and H. P. Lovecraft and Abraham Merritt and Catherine L. Moore]
- Translation: Le défi de l'au-delà [French] (1984) [as by Robert E. Howard and Frank Belknap Long and H. P. Lovecraft and Abraham Merritt and Catherine L. Moore]
- Translation: Le défi d'outre-espace [French] (1993) [as by Robert E. Howard and Frank Belknap Long and Howard P. Lovecraft and A. Merritt and C. L. Moore]
- Translation: Die Bedrohung aus dem Weltraum [German] (2000) [as by Robert E. Howard and Frank Belknap Long and H. P. Lovecraft and Abraham Merritt and C. L. Moore]
- Variant: The Challenge from Beyond (2014) [as by Robert Barlow and Robert E. Howard and Frank Belknap Long and H. P. Lovecraft and A. Merritt and C. L. Moore]
- Variant: The Challenge from Beyond (2015) [as by Robert E. Howard]
- Serializations:
- The Challenge from Beyond (Part 1 of 5) (1935) [as by C. L. Moore]
- The Challenge from Beyond (Part 2 of 5) (1935) [as by A. Merritt]
- The Challenge from Beyond (Part 3 of 5) (1935) [as by H. P. Lovecraft]
- The Challenge from Beyond (Part 4 of 5) (1935) [as by Robert E. Howard]
- The Challenge from Beyond (Part 5 of 5) (1935) [as by Frank Belknap Long, Jr.]
-
The Challenge from Beyond (1935)
with
Robert E. Howard
and
H. P. Lovecraft
and
A. Merritt
and
C. L. Moore
also appeared as:
-
The Space-Eaters (1928)
also appeared as:
- 3 Cthulhu Mythos short fiction
-
Dark Awakening (1980)
also appeared as:
-
Translation: Sombre éveil?Sombre eveil[French] (1991)
-
Translation:
-
Dark Awakening (1980)
also appeared as:
- 2 Cthulhu Mythos (Lovecraft contemporary)
- The Mini-Men
-
The Last Men (1934)
also appeared as:
- Variant: The Last Men (1934) [as by Frank Belknap Long, Jr.]
- Translation: Gli Ultimi Uomini [Italian] (1995) [as by Frank B. Long]
-
Green Glory (1935)
also appeared as:
- Translation: Gloria Verde [Italian] (1995) [as by Frank B. Long]
-
The Great Cold (1935)
also appeared as:
- Translation: Le grand froid [French] (1985)
- Translation: Il Grande Freddo [Italian] (1995) [as by Frank B. Long]
-
The Last Men (1934)
also appeared as:
- U.N.C.L.E.
- 2 The Man from UNCLE Magazine Novellas
- 18 The Electronic Frankenstein Affair (1967) [only as by Robert Hart Davis]
- 2 The Man from UNCLE Magazine Novellas
- Dr. Whitlock's Price (1920)
-
The Eye Above the Mantel (1921)
also appeared as:
- Variant: The Eye Above the Mantle (2011)
- In the Tomb of Semenses (1921)
- The Desert Lich (1924) [also as by Frank Belknap Long, Jr.]
-
Death-Waters (1924)
also appeared as:
- Variant: Death Waters (1924)
- Variant: Death-Waters (1924) [as by Frank Belknap Long, Jr.]
- Translation: Entre aguas mortales [Spanish] (1970)
- Translation: Eaux de mort [French] (1970) [as by Frank Belknap Long, Jr.]
- Translation: La mort surgie des eaux [French] (1975)
- Translation: Acque mortali [Italian] (1991)
-
Translation: Tödliches Gewässer?Toedliches Gewaesser[German] (2023) [as by Frank Belknap Long, Jr.]
-
The Ocean Leech (1925)
also appeared as:
- Variant: The Ocean Leech (1925) [as by Frank Belknap Long, Jr.]
- Translation: La sanguijuela en el océano [Spanish] (1970)
-
Translation: La sangsue de l'océan?La sangsue de l'ocean[French] (1975)
- Translation: La sanguisuga oceanica [Italian] (1991)
-
Translation: Океанският кръвопиец?Okeanskiyat kravopiets[Bulgarian] (2004) [as byФранк Белкнап Лонг?Frank Belknap Long]
-
Men Who Walk Upon the Air (1925)
also appeared as:
- Variant: Men Who Walk Upon the Air (1925) [as by Frank Belknap Long, Jr.]
- Translation: Fußgänger der Luft [German] (2023) [as by Frank Belknap Long, Jr.]
- The Devil-God (1925) [also as by Frank Belknap Long, Jr.]
- The Were-Snake (1925) [also as by Frank Belknap Long, Jr.]
- The Sea Thing (1925) [also as by Frank Belknap Long, Jr.]
- The Dog-Eared God (1926) [also as by Frank Belknap Long, Jr.]
- The Man Who Died Twice (1927) [also as by Frank Belknap Long, Jr.]
-
The Man with a Thousand Legs (1927)
also appeared as:
- Variant: The Man with a Thousand Legs (1927) [as by Frank Belknap Long, Jr.]
- Translation: Der Mann mit den tausend Beinen [German] (1971)
- Translation: L'uomo Dalle Mille Gambe [Italian] (1995)
- You Can't Kill a Ghost (1928) [also as by Frank Belknap Long, Jr.]
- The Red Fetish (1930) [also as by Frank Belknap Long, Jr.]
- The Thought Materializer (1930) [only as by F. B. Long, Jr.]
-
The Black Druid (1930)
also appeared as:
- Variant: The Black Druid (1930) [as by Frank Belknap Long, Jr.]
- Translation: Le druide noir [French] (1977)
- Translation: Il Druido nero [Italian] (1991)
-
A Visitor from Egypt (1930)
also appeared as:
- Variant: A Visitor from Egypt (1930) [as by Frank Belknap Long, Jr.]
-
Translation: Un visiteur venu d'Égypte?Un visiteur venu d'Egypte[French] (1977)
- Translation: Un visitatore dell'Egitto [Italian] (1988)
- Translation: Un visitatore dall'Egitto [Italian] (1990)
- Translation: Il visitatore dall'Egitto [Italian] (1991)
-
The Horror from the Hills (1931)
also appeared as:
- Translation: Das Grauen aus den Bergen [German] (2013)
- The Rajah's Grandmother (1931) [only as by Frank Belknap Long, Jr.]
- The Pearl Robber (1931) [only as by Frank Belknap Long, Jr.]
- The Malignant Invader (1932) [also as by Frank Belknap Long, Jr.]
- The Horror in the Hold (1932) [also as by Frank Belknap Long, Jr.]
- The Brain-Eaters (1932) [also as by Frank Belknap Long, Jr.]
- In the Lair of the Space Monsters (1932) [also as by Frank B. Long, Jr.]
-
The Black, Dead Thing (1933)
also appeared as:
- Variant: The Black, Dead Thing (1933) [as by Frank Belknap Long, Jr.]
- Variant: Second Night Out (1946)
-
Translation: Den anden nat til søs?Den anden nat til soes[Danish] (1965)
- Translation: La Deuxième nuit en mer [French] (1967)
- Translation: La segunda noche en el mar [Spanish] (1967) [as by Frank Belknap Long, Jr.]
- Translation: La seconde nuit [French] (1977)
- Translation: La seconda notte fuori [Italian] (1991)
-
The Dark Beasts (1934)
also appeared as:
- Variant: The Dark Beasts (1934) [as by Frank B. Long, Jr.]
- Translation: Las bestias oscuras [Spanish] (1970)
-
Translation: Les vilaines bêtes?Les vilaines betes[French] (1975)
- Translation: Il bosco delle rane [Italian] (1979)
- Translation: Le bestie nere [Italian] (1991)
-
The Beast-Helper (1934)
only appeared as:
- Variant: The Beast-Helper (1934) [as by Frank Belknap Long, Jr.]
- Variant: The Beast Helper (2010)
- A Dangerous Experiment (1934)
-
The Vapor Death (1934)
also appeared as:
- Variant: The Robot Empire (1934)
- Lost Planet (1934) [only as by Frank Belknap Long, Jr.]
-
The Body-Masters (1935)
also appeared as:
- Variant: The Love-Slave and the Scientists (1935)
- Variant: The Body-Masters (1935) [as by Frank Belknap Long, Jr.]
- Translation: Ein Hauch von Barbarei [German] (1968) [as by Frank B. Long]
- The Blue Earthman (1935)
- Exiles of the Stratosphere (1935)
- Skyrock (1935) [only as by Frank B. Long, Jr.]
- The Lichen from Eros (1935) [only as by Frank Belknap Long, Jr.]
- Black Demons Dance (1936) [also as by Frank Belknap Long, Jr.]
-
Cones (1936)
also appeared as:
- Translation: Kegel [German] (1958)
- Translation: Coni [Italian] (1995) [as by Frank B. Long]
- The Roaring Blot (1936) [only as by Frank Belknap Long, Jr.]
- Harvest of Death (1936)
- Red Storm on Jupiter (1936) [also as by Frank Belknap Long, Jr.]
- The Horror at Cut-Off Cove (1936)
-
The Flame Midget (1936)
also appeared as:
- Variant: The Flame Midget (1936) [as by Frank Belknap Long, Jr.]
- Translation: Terrore al microscopio [Italian] (1965)
- Translation: El enano llameante [Spanish] (1970)
- Translation: L'homoncule de flamme [French] (1971)
- Translation: Le gnome rouge [French] (1975)
- Translation: L'omuncolo di fiamma [Italian] (1991)
- Invaders from the Outer Suns (1937) [only as by Frank Belknap Long, Jr.]
- Spawn of the Red Giants (1937) [only as by Frank Belknap Long, Jr.]
- The Snake God Kills (1937)
- The Black Vortex (1937)
- The Infants from Hell (1937)
- Temporary Warp (1937) [also as by Frank Belknap Long, Jr.]
- Carnival of Crawling Doom (1937) [also as by Frank Belknap Long, Jr.]
-
We, the Invisible (1938)
also appeared as:
- Variant: We, the Invisible (1970) [as by Frank Belknap Long, Jr.]
- Translation: Die Unsichtbaren [German] (1972) [as by Frank Belknap Long, Jr.]
- Mind Out of Time (1938)
-
Dark Vision (1939)
also appeared as:
- Translation: Sombre vision [French] (1977)
- Translation: Visione oscura [Italian] (1991)
- The Creeper in Darkness (1939) [also as by Frank Belknap Long, Jr.]
- White Barrier (1939)
-
The Elemental (1939)
also appeared as:
- Variant: The Elemental (1939) [as by Frank Belknap Long, Jr.]
- Translation: El elemental [Spanish] (1966) [as by Frank Belknap]
-
Translation: L'esprit élémentaire?L'esprit elementaire[French] (1977)
- Translation: L'elementale [Italian] (1991)
- Giants in the Sky (1939) [also as by Frank Belknap Long, Jr.]
- The Dweller in Outer Darkness (1939)
-
Flame of Life (1939)
also appeared as:
- Variant: Flame of Life (1939) [as by Frank Belknap Long, Jr.]
- Variant: The Flame of Life (1959)
- Translation: J'aime mieux ma mie o gué... [French] (1962)
- The Corpse's Alibi (1939) [only as by Frank Belknap Long, Jr.]
- Courtship of the Vampire (1939) [also as by Frank Belknap Long, Jr.]
- Escape from Tomorrow (1939) [also as by Frank Belknap Long, Jr.]
- Johnny on the Spot (1939) [also as by Frank Belknap Long, Jr.]
-
A Stitch in Time (1940)
also appeared as:
- Variant: A Stitch in Time (1940) [as by Frank Belknap Long, Jr.]
- Translation: Grieta en el tiempo [Spanish] (1970)
- Translation: Une faille dans le temps [French] (1975)
- Translation: Un punto nel tempo [Italian] (1991)
- Red Moon (1940) [only as by Frank Belknap Long, Jr.]
- The Man from Nowhere (1940) [also as by Frank Belknap Long, Jr.]
-
Fisherman's Luck (1940)
also appeared as:
-
Translation: La chance du pêcheur?La chance du pecheur[French] (1977)
- Translation: La fortuna del pescatore [Italian] (1991)
-
Translation:
- Woman Out of Time (1940)
- The Horizontals (1940)
- The Vibration Wasps (1941)
- Two Against Neptune (1941)
- Brown (1941)
- The Sky Trap (1941)
- Long, Long Ago (1941)
-
Prisoners in Flatland (1941)
also appeared as:
- Variant: Prisoners in Flat Land (1941)
- The Plague from Tomorrow (1941)
- The Mercurian (1941)
-
The Refugees (1942)
also appeared as:
- Translation: Los refugiados [Spanish] (1970)
-
Translation: Les réfugiés?Les refugies[French] (1975)
- Translation: Gli esuli [Italian] (1991)
-
Census Taker (1942)
also appeared as:
- Variant: The Census Taker (1942)
- Translation: La monogamia è delitto [Italian] (1967)
- Translation: El hombrecillo del censo [Spanish] (1970)
- Translation: Le recenseur [French] (1975)
- Translation: L'uomo del censimento [Italian] (1991)
-
Grab Bags Are Dangerous (1942)
also appeared as:
-
Translation: Le danger des sacs à malice?Le danger des sacs a malice[French] (1977)
- Translation: Le borse magiche sono pericolose [Italian] (1991)
-
Translation:
-
Step Into My Garden (1942)
also appeared as:
- Translation: Entra en mi jardin [Spanish] (1970)
- Translation: Un pas dans mon jardin [French] (1975)
- Translation: Nel mio giardino [Italian] (1991)
- Destination Unknown (1942)
-
It Will Come to You (1942)
also appeared as:
- Translation: Descenderá hacia ti [Spanish] (1970)
-
Translation: Cela va être votre tour?Cela va etre votre tour[French] (1975)
- Translation: Verrà da te [Italian] (1991)
- To Follow Knowledge (1942)
- Circle of Youth (1943)
- The Glory Flight (1943)
- Star Comrades (1943)
- Son of His Father (1943)
- Return of the Undead (1943) with Otis Adelbert Kline
- The Stellar Vampires (1943)
- Willie (1943)
- Alias the Living (1944) [also as by Frank B. Long]
- He Came at Dusk (1944)
- Spawn of the Further Dark (1944)
-
The Peeper (1944)
also appeared as:
- Translation: Le curieux [French] (1977)
- Translation: Il pettegolo [Italian] (1991)
-
Bridgehead (1944)
also appeared as:
- Variant: The Temporal Transgressor (1954)
-
Translation: La tête de pont?La tete de pont[French] (1977)
- Beyond the Vortex (1944)
-
Golden Child (1945)
also appeared as:
- Translation: La petite fille en or [French] (1977)
- Translation: La bimba d'oro [Italian] (1991)
- Variant: The Golden Child (2010)
- Dark Command (1945)
- Skyrover (1945) [only as by Leslie Northern]
- Castaways in Two Dimensions (1945)
- They Sculp (1945) [only as by Leslie Northern]
-
Filch (1945)
also appeared as:
- Translation: Ladruncoli [Italian] (1995) [as by Frank B. Long]
-
The Trap (1945)
also appeared as:
- Translation: La Trappola [Italian] (1995)
- Fatal Thoughts (1945) [only as by Leslie Northern]
- The Purple Dusk (1945) [only as by Leslie Northern]
- The Shadow Dwellers (1945)
-
The Critters (1945)
also appeared as:
- Translation: Le Creature [Italian] (1995) [as by Frank B. Long]
- Atomic Station (1946)
-
A Guest in the House (1946)
also appeared as:
- Variant: Guest in the House (1946)
- Translation: Un Ospite In Casa [Italian] (1995)
- Shadow Over Venus (1946)
- Collector's Item (1947)
- And We Sailed the Mighty Dark (1948)
-
The World of Wulkins (1948)
also appeared as:
- Translation: Il Mondo Di Wulkins [Italian] (1995)
-
The House of Rising Winds (1948)
also appeared as:
- Translation: La Casa Del Vento Nascente [Italian] (1995)
- Galactic Heritage (1948)
-
Humpty Dumpty Had a Great Fall (1948)
also appeared as:
- Translation: Sturz von der Mauer [German] (1957)
- Translation: Humpty Dumpty [German] (1957)
- Translation: Testa D'uovo Fa Un Bel Capitombolo [Italian] (1995)
- Time Trap (1948)
-
Fuzzy Head (1948)
also appeared as:
- Translation: Testa Riccia [Italian] (1995) [as by Frank B. Long]
- Maturity Night (1949)
- The Timeless Man (1949)
-
Two Face (1950)
also appeared as:
- Translation: Die zwei Gesichter [German] (1969)
- The Miniature Menace (1950)
- Invasion (1950)
- Prison Bright, Prison Deep (1950)
- If You Don't Watch Out (1950)
- Museum (1951)
- Martian Homecoming (1951)
- The Mississippi Saucer (1951)
- The Unfinished (1951)
- Lake of Fire (1951)
- The Timeless Ones (1951)
- And Someday to Mars (1952)
-
Lesson in Survival (1952)
also appeared as:
- Translation: Lezione Di Sopravvivenza [Italian] (1995) [as by Frank B. Long]
- Throwback in Time (1953)
-
Little Men of Space (1953)
also appeared as:
- Translation: Piccoli Uomini Nello Spazio [Italian] (1995) [as by Frank B. Long]
-
The Spiral Intelligence (1953)
also appeared as:
- Translation: L'intelligenza Spiraliforme [Italian] (1995)
-
Night-Fear (1953)
also appeared as:
- Variant: Night Fear (1953)
- Translation: Die Furcht vor dem Dunkel [German] (1968)
- The Man the Martians Made (1954)
-
The Man from Time (1954)
also appeared as:
- Translation: L'uomo Venuto Dal Tempo [Italian] (1995) [as by Frank B. Long]
- Manhunt (1954)
- The Calm Man (1954)
-
Mr. Caxton Draws a Martian Bird (1954)
also appeared as:
- Translation: Il Signor Caxton Disegna Un Uccello Marziano [Italian] (1995)
-
The Cottage (1954)
also appeared as:
- Translation: La Casetta [Italian] (1995) [as by Frank B. Long]
- Two Way Destiny (1954)
- A Lion in Your Lap (1954) [only as by Frank Doty]
-
Man of Distinction (1954)
also appeared as:
- Translation: Un Uomo Distinto [Italian] (1995) [as by Frank B. Long]
- Giant in the Forest (1955)
-
Good to Be a Martian (1955)
also appeared as:
- Translation: È Bello Essere Marziani [Italian] (1995) [as by Frank B. Long]
- Rebirth (1955)
-
Preview (1956)
also appeared as:
- Translation: Anteprima [Italian] (1995) [as by Frank B. Long]
- Young Man with a Trumpet (1956)
-
The Spectacles (1956)
also appeared as:
- Translation: Gli Occhiali [Italian] (1995) [as by Frank B. Long]
-
Made to Order (1957)
also appeared as:
- Translation: Fait sur mesure [French] (1961)
- Operation: Square Peg (1957) with Irving W. Lande
- The Golden Calf (1957)
-
Riddle of the Deadly Paradise (1958)
also appeared as:
- Variant: Riddle of the Deadly Paradise (1958) [as by Charles Long]
- Translation: Paradiso sospetto [Italian] (1965)
-
When the Rains Came (1964)
also appeared as:
- Translation: Quando le piogge arrivarono [Italian] (2024)
- ... And Others Shall Be Born (1968)
- Cottage Tenant (1975)
- The Gift of Lycanthropy (Part 12 of 17) (1979)
- Rehearsal Night (1981)
- Woodland Burial (1981)
- The Autumn Visitors (1982)
- Diploma Time (1983)
- Problem Child (1983)
- Homecoming (1983)
- The Necronomicon, John Dee's Translation (1984)
- Gateway to Forever (1984)
- Discovery Time (1985)
- Lover in the Wildwood (1986)
- The Soaring (1987)
- Sauce for the Gander (1988)
- John Dee's Necronomicon: A Fragment (1996)
- At the Home of Poe (1922) [also as by Frank Belknap Long, Jr.]
-
Felis (1923)
only appeared as:
- Variant: Felis: A Prose Poem (2022)
- A Knight of La Mancha (1925)
- On Reading Arthur Machen (1925) [also as by Frank Belknap Long, Jr.]
- Stallions of the Moon (1925) [also as by Frank Belknap Long, Jr.]
- Manhattan Skyline (1926) [also as by Frank Belknap Long, Jr.]
- The Marriage of Sir John de Mandeville (1926) [also as by Frank Belknap Long, Jr.]
- The Prophet (1926) [also as by Frank Belknap Long, Jr.]
-
Two Stanzas for Master François Villon (1926)
also appeared as:
- Variant: Two Stanzas for Master Francois Villon (1926) [as by Frank Belknap Long, Jr.]
- The Inland Sea (1926) [also as by Frank Belknap Long, Jr.]
-
Ballad of Saint Anthony (1927)
also appeared as:
- Variant: Ballad of St. Anthony (1927) [as by Frank Belknap Long, Jr.]
- Advice (1927) [also as by Frank Belknap Long, Jr.]
- The White People (1927) [also as by Frank Belknap Long, Jr.]
-
Night Trees (1928)
also appeared as:
- Variant: Night Trees (1928) [as by Frank Belknap Long, Jr.]
- Variant: Night-Trees (1977)
- The Horror on Dagoth Wold (1930) [also as by Frank Belknap Long, Jr.]
- On Icy Kinarth (1930) [also as by Frank Belknap Long, Jr.]
- Great Ashtoreth (1930) [also as by Frank Belknap Long, Jr.]
- The Abominable Snow Men (1931) [also as by Frank Belknap Long, Jr.]
- When Chaugnar Wakes (1932) [also as by Frank Belknap Long, Jr.]
- In Mayan Splendor (1934) [also as by Frank Belknap Long, Jr.]
-
An Old Wife Speaketh It (1935)
also appeared as:
- Variant: Old Wife Speaketh It (1935) [as by Frank Belknap Long, Jr.]
- Ballad of Mary Magdalene (1935) [also as by Frank Belknap Long, Jr.]
- Exotic Quest (1935) [also as by Frank Belknap Long, Jr.]
- From the Catullian Fount (1935) [also as by Frank Belknap Long, Jr.]
- Martial: The Vacationist (1935) [only as by Frank Belknap Long, Jr.]
- Pirate-Men (1935) [also as by Frank Belknap Long, Jr.]
- Prediction (1935)
- Sonnet (1935) [also as by Frank Belknap Long, Jr.]
- Subway (1935) [also as by Frank Belknap Long, Jr.]
- The Goblin Tower (1935) [also as by Frank Belknap Long, Jr.]
- The Hashish Eater (1935) [also as by Frank Belknap Long, Jr.]
- Walt Whitman (1935)
- West Indies (1935) [also as by Frank Belknap Long, Jr.]
- The Beautiful City (1937) [only as by Frank Belknap Long, Jr.]
- Futility (1938) [only as by Frank Belknap Long, Jr.]
- O Is There Aught in Wine and Ships? (1938) [only as by Frank Belknap Long, Jr.]
-
H. P. Lovecraft (1938)
also appeared as:
- Variant: H. P. Lovecraft (1938) [as by Frank Belknap Long, Jr.]
- Translation: H. P. Lovecraft [German] (2000)
- Adjuration (1961)
- It Is Not Only the Dead (1961)
- The New Adam (1961)
- A Man from Genoa (1974) [also as by Frank Belknap Long, Jr.]
- Man Is the Sea's Child (1976)
- A Sonnet for Seamen (1977)
- A Time Will Come (1977)
- An Old Tale Retold (1977)
- Florence (1977)
- In Antique Mood (1977)
- In Hospital (1977)
- In the Garden of Eros (1977)
- The Magi (1977)
- The Rebel (1977)
- W. W. (1977)
- When We Have Seen (1977)
- The Sea's Cold Blueness (1984)
- Medieval Palimpsest Fragment, AD 1165 (1985)
- Prophecy (1985)
- To a Friend (1985)
- Come, Let Us Make (1986)
- Rufus (Catallus) (1986)
- The Migration of Birds (1922)
- Letter (Weird Tales, August 1925) (1925)
- Preface to The Shunned House (1928) [only as by Frank Belknap Long, Jr.]
- Letter (Weird Tales, December 1928) (1928) [only as by Frank Belknap Long, Jr.]
- Letter (Weird Tales, February-March 1931) (1931) [only as by Frank Belknap Long, Jr.]
- The Story Behind the Story: Invaders from the Outer Suns (1937) [only as by Frank Belknap Long, Jr.]
- The Story Behind the Story: Brood of the Invisible Moon (We, The Invisible) (1938) [only as by Frank Belknap Long, Jr.]
- The Story Behind the Story: White Barrier (1939)
- The Story Behind the Story: Red Moon (1940) [only as by Frank Belknap Long, Jr.]
- The Story Behind the Story: Two Against Neptune (1941)
- The Story Behind the Story: Plants Must Grow (1941)
- The Story Behind the Story: Snapdragon (1941)
- It's a Tough Life (1942)
- The Story Behind the Story: The Ether Robots (1942)
- The Botanical Detective/Wobblies in the Moon (afterword) (1943)
- Some Random Memories of H.P.L. (1944)
- Letter (Weird Tales, January 1944): Long Time (1944)
- Meet the Author (1945)
- Two Views of the Future (1949)
- Why I Selected- The House of Rising Winds (1949)
- The New and the Old (1954)
- The Story Behind the Cover ... (Fantastic Universe, September 1954) (1954)
- The Story Behind the Cover ... (Fantastic Universe October 1954) (1954)
- The Story Behind the Cover (Fantastic Universe, November 1954) (1954)
- The Story Behind the Cover ... (Fantastic Universe December 1954) (1954)
- The Story Behind the Cover ... (Fantastic Universe, January 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, February 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, March 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, April 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, May 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, June 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, July 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, August 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, September 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, October 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, December 1955) (1955)
- The Story Behind the Cover ... (Fantastic Universe, January 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, February 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, March 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, April 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, May 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, June 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, July 1956) (1956)
- The Story Behind the Cover ... (Fantastic Universe, August 1956) (1956)
-
The Long View ... (1968)
also appeared as:
- Variant: The Long View (1968)
- Variant: Recollections of Weird Tales (1977)
- Variant: Frank Belknap Long on the Pulps (2009)
- Translation: Erinnerungen an Weird Tales [German] (2023)
- Kline vs. Burroughs: Discussions (1972) with Sam Moskowitz and Darrell C. Richardson
- The Poetry of Clark Ashton Smith (1972)
- Letter to The SFWA Forum #32, January 1974 (1974)
- Epilogue: Lovecraft and Poe (1975)
- H. P. L. in Red Hook (1975)
- One Day in the Life of H. P. Lovecraft (1975)
- Introduction (The Early Long) (1975)
- Foreword (The Conservative: Complete, 1915-1923) (1976)
- Foreword (The Chronicles of Lucius Leffing) (1977)
- Introduction (The Return of Skull-Face) (1977)
- Letter (Fantasy Crossroads, March 1977) (1977)
- Letter (Algol, Summer-Fall 1977) (1977)
- Letter (Nyctalops #14, March 1978) (1978)
- Letter (Nyctalops #14, March 1978) [2] (1978)
- Letter (Weird Tales #2) (1980)
- Letter (Crypt of Cthulhu, Roodmas 1982) (1982)
- Letter (Crypt of Cthulhu, Candlemas 1983) (1983)
- Letter (Crypt of Cthulhu, St. John's Eve 1983) (1983)
- Letter (Fantasy Book, December 1983) (1983)
- Foreword (Pulptime) (1984)
- untitled (The Faces of Science Fiction) (1984)
- Letter (Crypt of Cthulhu, Hallowmas 1984) (1984)
- Letter (Crypt of Cthulhu, Yuletide 1984) (1984)
- An Autobiographical Memoir (1985)
- Letter (Crypt of Cthulhu, Candlemas 1987) (1987)
- Letter (Crypt of Cthulhu, Yuletide 1987) (1987)
- Author's Note (Cottage Tenant) (1988)
- In Providence: Introduction (1988)
- The Contributions of August Derleth to the Supernatural Horror Story (1995)
- Letter to Harry O. Morris, August 14, 1976 (2009)
- Letter to Harry O. Morris, June 20, 1972 (2009) [only as by Frank Long]
- Letter to Clark Ashton Smith, [Postmarked New York, N.Y., 18 July 1928] (2017) with H. P. Lovecraft and Donald Wandrei
- Letter to Clark Ashton Smith, [Postmarked New York, N.Y., 26 April 1929] (2017) with Gerry Butler and H. P. Lovecraft and Samuel Loveman and Vrest Orton and Wilfred Blanch Talman [only as by Gerry Butler and HPL and Frank B. Long, Jr. and Sam Loveman and Vrest Orton and Wilfred B. Talman]
- Letter to Clark Ashton Smith, [Postmarked New York, N.Y., 7 September 1935] (2017) with H. P. Lovecraft and Donald Wandrei
- Letter to Clark Ashton Smith, [Postmarked Providence, R.I., 21 July 1927] (2017) with C. M. Eddy, Jr. and H. P. Lovecraft and Donald Wandrei [only as by C. M. Eddy, Jr. and Frank Belknap Long, Jr. and H. P. Lovecraft and Donald Wandrei]
- Introduction (The Hounds of Tindalos) (unknown)
- Lords of Creation (1949) by Eando Binder
- The Humanoids (1949) by Jack Williamson
- H. P. Lovecraft (1989) by Peter Cannon (co-reviewed with Donald R. Burleson and S. T. Joshi and David E. Schultz)
- An Interview with Frank Belknap Long (1972) by Stuart David Schiff
- An Interview with Frank Belknap Long (1976) by Darrell Schweitzer
- Interview: Frank Belknap Long, The Dark Fantastic (1980) by Jeffrey M. Elliot
- Frank Belknap Long on Literature, Lovecraft, and the Golden Age of Weird Tales (1982) by Thomas W. Collins, Sr.
- On the Rim of the Unknown: A Visit with Frank and Lyda Belknap Long (1992) by Leigh Blackmore
Non-Genre Titles
Novels
- The Horror Expert (1961) [also as by Frank Long]
- To the Dark Tower (1969) [only as by Lyda Belknap Long]