Harry Kemp
3 appearances across 3 restored issues — every one readable in full, free.
Argosy All-Story Weekly, May 3, 1924 — 1924 “Love, the Locksmith” (poem) · p.903 Read the full issue (186 pages) → 
Argosy All-Story Weekly, May 17, 1924 — 1924 “Hesperides” (poem) · p.251 Read the full issue (172 pages) → 
All Story Magazine, October 4, 1919 — October 4, 1919 “Lovely Child” (poem) · p.258 Read the full issue (208 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.