Edmund Vance Cooke
4 appearances across 4 restored issues — every one readable in full, free.
Argosy All-Story Weekly, February 5, 1921 — 1921 “Mysteries” (poem) · p.319 Read the full issue (146 pages) → 
Argosy All-Story Weekly — 1922 “Baker and Bread-Line” (poem) · p.951 Read the full issue (187 pages) → 
Argosy All-Story Weekly, December 2, 1922 — 1922 “Fat” (poem) · p.594 Read the full issue (176 pages) → 
Argosy All-Story Weekly, January 13, 1923 — 1923 “Rainbows” (poem) · p.499 Read the full issue (184 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.