- Author: Bob Ritter Author Record # 27563
- Language: English
- Used These Alternate Names: Ritter
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Cover Art
- Galaxy #64 (1963)
- Galaxy #64 [Italian] (1963) with Ritter
- Galaxy Magazine, February 1961 (1961)
- Galaxy Science Fiction [UK], No. 84 (1961)
- If, #8 [UK] (1961)
- If, January 1961 (1961)
- Summons from Baghdad (1958)
- The Third Force (1960)
- A Gentle Dying (1961)
- A Gentle Dying (1961) with Ritter
- A Matter of Taste (1961)
- A Matter of Taste (1961) with Ritter
- Always a Qurono (1962)
- Always a Qurono (1962) with Ritter
- Auto-da-Fe (1961)
- Auto-da-Fe (1961) with Ritter
- Autodafé [French] (1965)
- Call Him Nemesis (1961)
- Call Him Nemesis (1961) with Ritter
- Doorstep (1961)
- Doorstep (1961) with Ritter
- Farmer (1961)
- Farmer (1961) with Ritter
- Farmer [2] (1961)
- Farmer [2] (1961) with Ritter
- Founding Father (1962)
- Founding Father (1962) with Ritter
- Founding Father [2] (1962)
- Founding Father [2] (1962) with Ritter
- Founding Father [3] (1962)
- Founding Father [3] (1962) with Ritter
- I distruttori (Part 1 of 3) [Italian] (1962) with Ritter
- I distruttori (Part 3 of 3) (1963)
- I distruttori (Part 3 of 3) [Italian] (1963) with Ritter
- In a Body (1960)
- In a Body (1960) with Ritter
- La moglie interstellare [Italian] (1963) with Ritter
- Mindsnake (1960)
- Mindsnake (1960) with Ritter
- Morte di un brav'uomo [Italian] (1962) with Ritter
- Mostra di una razza [Italian] (1963) with Ritter
- Métamorphose [French] (1965)
- One Race Show (1962)
- One Race Show (1962) with Ritter
- One Race Show [2] (1962)
- One Race Show [2] (1962) with Ritter
- Plague of Pythons (Part 1 of 2) (1962)
- Plague of Pythons (Part 1 of 2) (1962) with Ritter
- Plague of Pythons (Part 1 of 2) [2] (1962)
- Plague of Pythons (Part 1 of 2) [2] (1962) with Ritter
- Plague of Pythons (Part 1 of 2) [3] (1962)
- Plague of Pythons (Part 1 of 2) [3] (1962) with Ritter
- Plague of Pythons (Part 2 of 2) (1962)
- Plague of Pythons (Part 2 of 2) (1962) with Ritter
- Plague of Pythons (Part 2 of 2) [2] (1962)
- Plague of Pythons (Part 2 of 2) [2] (1962) with Ritter
- Plague of Pythons (Part 2 of 2) [3] (1962)
- Plague of Pythons (Part 2 of 2) [3] (1962) with Ritter
- Plague of Pythons (Part 2 of 2) [4] (1962)
- Plague of Pythons (Part 2 of 2) [4] (1962) with Ritter
- Progetto Sahara [Italian] (1961) with Ritter
- Roberta (1962)
- Roberta (1962) with Ritter
- Roberta [Italian] (1963) with Ritter
- Sempre un Qurono [Italian] (1963) with Ritter
- Sentry of the Sky (1961)
- Sentry of the Sky (1961) with Ritter
- Sentry of the Sky [2] (1961)
- Sentry of the Sky [2] (1961) with Ritter
- Sentry of the Sky [3] (1961)
- Sentry of the Sky [3] (1961) with Ritter
- Sentry of the Sky [4] (1961)
- Sentry of the Sky [4] (1961) with Ritter
- Sentry of the Sky [5] (1961)
- Sentry of the Sky [5] (1961) with Ritter
- Sodom and Gomorrah, Texas (1962)
- Sodom and Gomorrah, Texas (1962) with Ritter
- Star-Crossed Lover (1962)
- Star-Crossed Lover (1962) with Ritter
- That's How It Goes (1961)
- That's How It Goes (1961) with Ritter
- The Stuff (1961)
- The Stuff (1961) with Ritter
- The Valley of the Masters (1961)
- The Valley of the Masters (1961) with Ritter
- Time Payment (1960)
- Time Payment (1960) with Ritter
- Vassi (1961)
- Vassi (1961) with Ritter