Samuel G. Camp
4 appearances across 4 restored issues — every one readable in full, free.
Argosy and Railroad Man's Magazine — 1919 “THIS IS THE END!” Read the full issue (196 pages) → 
Argosy, Vol. 118, No. 4 — 1920 “A Perfect Scream” · p.616 Read the full issue (180 pages) → 
Argosy All-Story Weekly — 1924 “Between the Lines” · p.790 Read the full issue (176 pages) → 
Argosy All-Story Weekly, July 11, 1925 — 1925 “The Wild Bull of Montana” Read the full issue (168 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.