George Barton
6 appearances across 6 restored issues — every one readable in full, free.
Adventure Magazine Cover, October 1911 — 1911 “The Adventure of the French Captain” Read the full issue (196 pages) → 
The Blue Book Magazine, June 1920 — 1920 “Behind the Closed Door” (serial) · p.86 Read the full issue (208 pages) → 
Argosy All-Story Weekly — 1922 “That Affair at the Baldwin” Read the full issue (176 pages) → 
Argosy, Vol. 147, No. 1 — 1922 “The Chalked Hat” Read the full issue (180 pages) → 
Argosy All-Story Weekly, November 18, 1922 — 1922 “The Persistence of Percival Jayne” · p.163 Read the full issue (176 pages) → 
Argosy All-Story Weekly, December 2, 1922 — 1922 “The Adventures of Peabody Smith: VI.—That Affair at the Baldwin” Read the full issue (176 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.