E. L. Wheeler
5 appearances across 5 restored issues — every one readable in full, free.
Beadle's Half Dime Library No. 277 — 1882 “Denver Doll, The Detective Queen; Or, Yankee Eisler's Big Surround” · p.1 Read the full issue (16 pages) → 
Beadle's Half Dime Library, No. 426 — 1885 “The Beggar-Boy Detective: The Blind Man's Vengeance” (serial) · p.1 Read the full issue (16 pages) → 
Beadle's Half Dime Library, No. 476 — 1886 “Deadwood Dick, Jr.'s Dog Detective” (serial) · p.1 Read the full issue (16 pages) → 
Beadle's Half Dime Library, No. 606 — 1889 “Bristol and Bucker's Boom” · p.1 Read the full issue (16 pages) → 
Deadwood Dick Library, Vol. III, No. 31 — 1899 “Blonde Bill; Deadwood Dick's Home Base, A Romance of the "Silent Tongues"” (serial) · p.4 Read the full issue (42 pages) → Appearances are extracted from each issue's own printed contents page; entries we can't read confidently are withheld rather than guessed.