L. Patrick Greene
3 appearances across 3 restored issues — every one readable in full, free.
Adventure Magazine Cover, February 3, 1921 — 1921 “Lines of Cleavage” Read the full issue (200 pages) → 
Argosy All-Story Weekly, May 17, 1924 — 1924 “The Sentimental Bloke” · p.183 Read the full issue (172 pages) → 
Adventure Magazine Cover, June 20, 1925 — 1925 “Land of Gideon!” · p.148 Read the full issue (212 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.