Contents (view Concise Listing)

• 5 • The Test Colony • (1954) • novelette by Winston K. Marks
• 7 •  The Test Colony • interior artwork by Frank Kelly Freas [as by Freas]
• 52 • The Pompous Asteroid • (1954) • short story by Winston K. Marks
• 69 • Eight Million Dollars from Mars! • (1954) • short story by Winston K. Marks
• 83 • Slay Ride • short story by Winston K. Marks (variant of Slay-Ride 1953)
• 95 • The Water Eater • (1953) • short story by Winston K. Marks
• 103 •  The Water Eater • (1953) • interior artwork by Balbalis
• 109 • Breeder Reaction • (1954) • short story by Winston K. Marks
• 113 •  Breeder Reaction • interior artwork by Frank Kelly Freas [as by Freas]
• 125 • Tabby • (1954) • short story by Winston K. Marks
• 129 •  Tabby • interior artwork by Rudolph Palais [as by Palais]
• 140 • ... So They Baked a Cake • (1954) • short story by Winston K. Marks
• 157 • The Deadly Daughters • (1958) • short story by Winston K. Marks
• 158 •  The Deadly Daughters • (1958) • interior artwork by Novick
• 171 • King Bee • (1957) • short story by Winston K. Marks
• 188 • Forsyte's Retreat • (1954) • short story by Winston K. Marks
• 205 •  Forsyte's Retreat • interior artwork by Frank Kelly Freas [as by Freas]
• 208 • The Mind Digger • (1958) • novelette by Winston K. Marks
• 208 •  The Mind Digger • interior artwork by D. Bruce Berry [as by uncredited]
• 229 • Brown John's Body • (1955) • short story by Winston K. Marks
• 230 •  Brown John's Body • interior artwork by W. E. Terry [as by uncredited]
• 247 • Unbegotten Child • (1953) • short story by Winston K. Marks
• 248 •  Unbegotten Child • (1953) • interior artwork by Vidmer
• 260 • Mate in Two Moves • (1954) • novelette by Winston K. Marks
• 260 •  Mate in Two Moves • (1954) • interior artwork by Ashman
• 274 •  Mate in Two Moves [2] • (1954) • interior artwork by Ashman
• 289 •  Mate in Two Moves [3] • (1954) • interior artwork by Ashman
• 298 • All Around a Pig's Tail • short story by Winston K. Marks (variant of All Around a Pig's Tale 1957)