Murray Leinster, Johnston McCulley, Manly Wade Wellman, Robert Moore Williams

Creatures of the Abyss - Murray Leinster

Creatures of the Abyss

The Forgotten Planet - Murray Leinster

The Forgotten Planet

Operation - Outer Space - Murray Leinster

Operation - Outer Space

The Wailing Asteroid - Murray Leinster

The Wailing Asteroid

Talents, Incorporated - Murray Leinster

Talents, Incorporated

The Mad Planet - Murray Leinster

The Mad Planet

Murder Madness - Murray Leinster

Murder Madness

The Runaway Skyscraper - Murray Leinster

The Runaway Skyscraper

Operation Terror - Murray Leinster

Operation Terror

Space Tug - Murray Leinster

Space Tug

Space Platform - Murray Leinster

Space Platform

Coven - Manly Wade Wellman

Coven

Back to the Beast - Manly Wade Wellman

Back to the Beast

School for the Unspeakable - Manly Wade Wellman

School for the Unspeakable

The Werewolf Snarls - Manly Wade Wellman

The Werewolf Snarls

These Doth The Lord Hate - Manly Wade Wellman

These Doth The Lord Hate

The Terrible Parchment - Manly Wade Wellman

The Terrible Parchment

Pistols For Nobody - Manly Wade Wellman

Pistols For Nobody

The Hairy Ones Shall Dance - Manly Wade Wellman

The Hairy Ones Shall Dance

Sin's Doorway - Manly Wade Wellman

Sin's Doorway

The Mark of Zorro - Johnston McCulley

The Mark of Zorro

A Galaxy Trilogy, Vol. 3: Giants from Eternity, Lords of Atlantis, and City on the Moon - Murray Leinster, Manly Wade Wellman, Wallace West

A Galaxy Trilogy, Vol. 3: Giants from Eternity, Lords of Atlantis, and City on the Moon

The Science Fiction Anthology - Philip K. Dick, Murray Leinster, Ben Bova, Marion Zimmer Bradley, Harry Harrison, Moon Classics, Andre Norton, Lester del Rey, Fritz Leiber

The Science Fiction Anthology

The Mark of Zorro - Johnston McCulley

The Mark of Zorro

The Vault - Murray Leinster

The Vault

The Science Fiction Anthology - Philip K. Dick, Murray Leinster, Ben Bova, Marion Zimmer Bradley, Harry Harrison, Redhouse, Andre Norton, Lester del Rey, Fritz Leiber

The Science Fiction Anthology

Classic Tales of Adventure: Don Quixote, Gulliver's Travels, The Confidence-Man, The Mark of Zorro, and The Three Musketeers - Alexandre Dumas, Herman Melville, Johnston McCulley, Miguel de Cervantes, Jonathan Swift

Classic Tales of Adventure: Don Quixote, Gulliver's Travels, The Confidence-Man, The Mark of Zorro, and The Three Musketeers

The Planet of the Gods - Robert Moore Williams

The Planet of the Gods

The Mark of Zorro - Johnston McCulley

The Mark of Zorro

The Runaway Skyscraper - Murray Leinster

The Runaway Skyscraper

Sinister Paradise - Robert Moore Williams

Sinister Paradise

The Science Fiction Anthology - Philip K. Dick, Murray Leinster, Ben Bova, Marion Zimmer Bradley, Harry Harrison, Masterpiece Everywhere, Andre Norton, Lester del Rey, Fritz Leiber

The Science Fiction Anthology

Black Cat Weekly #10 - Murray Leinster, Sapper, David Dean, Carl Jacobi, Hal Charles, Frank Lovell Nelson, Stephen Marlowe

Black Cat Weekly #10

A Matter of Importance - Murray Leinster, Sheba Blake

A Matter of Importance

Black Cat Weekly #17 - Malcolm Jameson, Nicholas Carter, Paul W. Fairman, Robert Lopresti, Elizabeth Zelvin, Hal Charles, Johnston McCulley, Larry Tritten, Amy Wolf, Esther Friesner

Black Cat Weekly #17

The Golgotha Dancers - Manly Wade Wellman

The Golgotha Dancers

The Science Fiction Anthology - Philip K. Dick, Murray Leinster, Ben Bova, Marion Zimmer Bradley, Harry Harrison, Andre Norton, Lester del Rey, Fritz Leiber, Classics HQ

The Science Fiction Anthology

Planet of the Gods - Robert Moore Williams

Planet of the Gods

Black Cat Weekly #21 - Murray Leinster, Malcolm Jameson, Hulbert Footner, Edgar Wallace, Hal Charles, Eve Fisher, Larry Tritten, Tom Marcinko, David Hagerty, Lester Del Rey

Black Cat Weekly #21

Operation: Outer Space - Murray Leinster

Operation: Outer Space

Black Star's Campaign - Johnston McCulley

Black Star's Campaign

The Spider Strain - Johnston McCulley

The Spider Strain

The Adventures of Thubway Tham - Johnston McCulley

The Adventures of Thubway Tham

The Mark of Zorro - Johnston McCulley

The Mark of Zorro

The Science Fiction Anthology - Philip K. Dick, Murray Leinster, Ben Bova, Marion Zimmer Bradley, Harry Harrison, Andre Norton, Lester del Rey, Fritz Leiber, Pocket Classic

The Science Fiction Anthology

Creatures of the Abyss - Murray Leinster

Creatures of the Abyss

The Red Dust - Murray Leinster

The Red Dust

The Fifth-Dimension Catapult - Murray Leinster

The Fifth-Dimension Catapult

Nightmare Planet - Murray Leinster

Nightmare Planet

The Ambulance Made Two Trips - Murray Leinster

The Ambulance Made Two Trips