- Chas. M. Higgins
- Lion Feuchtwanger
- Murray Leinster
- E. E. Smith
- Fritz Leiber
- T. C. Harbaugh
- Jerome Bixby
- R. V. K. Applin
- Arnold Castle
- Antipope Hippolytus
- Nicholas Carter
- Burt L. Standish
- Henry Kuttner
- K. E. Selow-Serman
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- Burt L. Standish
- Mrs. Oliphant
- Charles V. De Vet
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- F. Britten Austin
- Burt L. Standish
- Valentine Williams
- Fox B. Holden
- Bryce Walton
- Julius Wolff
- Sven Elvestad