92-812 JAMES BLISH Giants in the Earth (c. 1952) and ROBERT SILVERBERG We, The Marauders (c. 1958; January 1965; 1st thus)
B50-670 E. B. MANN Buzzards of Apache Gap and E. B. MANN Return of the Gun-Cub (1966; 1st thus)
B50-759 LIN CARTER The Flame of Iridar and KRIS NEVILLE Peril of the Starmen (c. 1953; May 1967; 1st thus; listed as "complete, full length novels")
B50-772 WALT COBURN Bordertown and BURT ARTHUR Showdown! (1967; western)
Split artwork cover.
B50-779 HARLAN ELLISON Doomsman (c. 1958) and LEE HOFFMAN Telepower (August 1967; 1st thus; listed as "full length novels")
Split artwork cover.
B50-783 ROSE DANA (aka W. E. D. ROSS) Nurse in Danger and ROSE WILLIAMS (aka W. E. D. ROSS) Department Store Nurse (1967)
B50-784 WALT COBURN El Hombre and E. B. MANN Rustler's Warning (1967; western)
B50-788 KRIS NEVILLE Special Delivery (c. 1951) and DAVE VAN ARNAM Star Gladiator (October 1967; 1st thus; listed as "complete, full length novels")
Split artwork cover. The artwork for Star Gladiator reminds me of the Jack Gaughan cover for Andre Norton's Star Born.
B50-792 E. B. MANN Claim Jumpers and BURT ARTHUR Dead Man's Gulch (1967; western)
B50-794 E. B. MANN The Gunners and WALT COBURN Montana Man (1967; western)
Split artwork cover. Listed as "Two Complete Full Length Western Novels."
B50-806 LAURA PETERSON Promise of the Heart and PAULA LITTLE Love Conquers All (1967; romance)
B50-809 LIN CARTER The Thief of Thoth and FRANK BELKNAP LONG And Others Shall Be Born (January 1968; 1st thus; listed as "complete novels")
B50-812 WALT COBURN Reckless and E. B. MANN Men Of Blood (1968; western)
B50-813 JAMES BLISH Giants in the Earth (c. 1952, 1965) and ROBERT SILVERBERG We, The Marauders (c. 1958, 1965; this edition 1968)
B60-058 GENEVIEVE ST. JOHN (aka LESLIE GLADSON) Daughter of Evil and PAULA MINTON Shadow of a Witch (1967; 1st thus; listed as "complete novels")
B60-059 VIRGINIA COFFMAN Hounds of Hell and DAOMA WINSTON Carnaby Curse (1967; 1st printing; listed as "complete, full length gothic novels")
B60-062 GENEVIEVE ST. JOHN Night of Evil and DAOMA WINSTON Castle of Closing Doors (July 1967; 1st thus; listed as "complete novels")
B60-066 PAULA MINTON Portrait of Terror and MIRIAM LYNCH Amber Twilight (September 1967; 1st thus; listed as "complete, full length gothic novels")
Listed as a "Belmont Double Gothic." Split artwork cover.
B60-068 VIRGINIA COFFMAN The Villa Fountains and MIRIAM LYNCH The Deadly Rose (April 1968; 1st thus; listed as "complete, full length gothic novels")
Listed as a "Belmont Double Gothic." Split artwork cover.
B60-077 WILLIAM TENN A Lamp For Medusa and DAVE VAN ARNAM The Players of Hell (June 1968; 1st thus)
B60-078 JOAN LOCKWOOD FINN Heritage of Evil and PATRICIA DREW Who Is Melody? (June 1968; 1st thus; listed as "two full length gothic novels")
B60-080 ROBERT BLOCH Ladies' Day and ROBERT BLOCH This Crowded Earth (c. 1958; August 1968; listed as "first book publication" and as "complete novels")
B60-080 (back cover)
B60-081 JOHN BRUNNER Father of Lies and BRUCE DUNCAN Mirror Image (October 1968; 1st thus; listed as "complete novels")
B60-084 E. B. MANN Murder Trail and WALT COBURN Showndown Mesa
Listed as "Two Double-Barreled Westerns." Single artwork cover.
B60-1010 JOHN BRUNNER The Evil That Men Do and LIN CARTER The Purloined Planet (May 1969; 1st thus)
B75-203 PAULA CHRISTIAN This Side of Love and Edge of Twilight (1966)
BT50244 HARLAN ELLISON Doomsman (c. 1958, 1967) and LIN CARTER Thief of Thoth (c.1968; July 1972; 1st thus)
BT50759 ROBERT BLOCH Ladies' Day (c. 1968) and ROBERT BLOCH This Crowded Earth (c. 1958, 1968; this edition 1974)