- Chas. M. Higgins
- Lion Feuchtwanger
- Frank Belknap Long
- Fritz Leiber
- Charles T. Gorham
- Thomas Augustus Jaggar
- Murray Leinster
- John H. Harris
- Edmond Hamilton
- Warren H. Miller
- Charles Egbert Craddock
- Katharine Atherton Grimes
- H. G. Wells
- George O. Smith
- Edmond Hamilton
- James Cody Ferris
- William Falconer
- Murray Leinster
- Joed Cahill
- Alfred Coppel
- Neil R. Jones
- Ray Cummings
- Cyrus Townsend Brady
- Jean Forge
- Wilhelm Weigand
- Frank Belknap Long
- W. C. Tuttle
- E. E. Smith
- Mark Lee Luther

































