Frank Richardson Pierce
3 appearances across 3 restored issues — every one readable in full, free.
Argosy All-Story Weekly — 1924 “Suspended Animation” · p.941 Read the full issue (180 pages) → 
Argosy All-Story Weekly, May 3, 1924 — 1924 “Totem Signs” · p.820 Read the full issue (186 pages) → 
Western Story Magazine, May 12, 1934 — 1934 “Outlaws Of Calico Hole” · p.9 Read the full issue (147 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.