- Author: J. P. Marshall Author Record # 116187
- Legal Name: Marshall, James P.
- Language: English
- Used These Alternate Names: James P. Marshall
- Author Tags: disintegrator ray (1), gravity control (1), countering invasion from Dione (1), earth is menaced (1)
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Short Fiction
- The World in the Balance (1927)
- Warriors of Space (1929)
- Letter (Weird Tales, May 1923) (1923) [only as by James P. Marshall]
- An Escape from the Monotony of Life (1929) [only as by James P. Marshall]
- Letter (Science Wonder Stories, August 1929): Mr. Marshall Speaks (1929) [only as by James P. Marshall]