Books in Science Fiction (sorted alphabetically by author)
- G-r-r-r...! Robert Donald Locke
- The Sky Trap Frank Belknap Long
- The Calm Man Frank Belknap Long
- The Man from Time Frank Belknap Long
- The Man the Martians Made Frank Belknap Long
- The Mississippi Saucer Frank Belknap Long
- Mars is My Destination Frank Belknap Long
- Space Station 1 Frank Belknap Long
- The Dunwich Horror H. P. Lovecraft
- The Shunned House H. P. Lovecraft
- Writings in the United Amateur, 1915-1922 H. P. Lovecraft
- When I Grow Up Richard E. Lowe
- The Fourth Invasion Robert W. Lowndes
- The Troubadour Robert W. Lowndes
- My Lady Selene Magnus Ludens
- The Long, Silvery Day Magnus Ludens
- A Coffin for Jacob Edward W. Ludwig
- Spacemen Die at Home Edward W. Ludwig
- The Drug C. C. MacApp
- And All the Earth a Grave C. C. MacApp
- Tulan C. C. MacApp
- Common Denominator John D. MacDonald
- Dead End Wallace Macfarlane
- Pictures Don't Lie Katherine MacLean
- The Carnivore Katherine MacLean