John (Francis) Russell Fearn (1908-1960) was a prolific English writer with numerous pseudonyms. He was one of the first British authors to write for the American pulps. He is best known for his science fiction but wrote also detective novels, westerns and adventure stories. The bibliography below contains only the crime novels listed by Allen J. Hubin in his Crime Fiction IV, A Comprehensive Bibliography 1749-2000 and those listed in Robert Adey's Locked Room Murders (1991, revised edition). Further information and bibliographies can be found at Wikipedia and Fantastic Fiction.

Bibliography

as John Russell Fearn

Murder’s a Must (1949)

Merridew Marches On (1951)

as Thornton Ayre

The Crimson Rambler (1947)

as Hugo Blayn

*features series character Dr. Hiram Carruthers

†features series characters Inspector Garth and Sgt. Whittaker

Except for One Thing (1947)

The Five Matchboxes (1948)†

Flashpoint (1950)*

What Happened to Hammond? (1951)*†

The Silvered Cage (1955)*†

as Conway Carr

The Rattenbury Mystery (1955)

as Gina Dewall

The Yellow Yasmak (1955)

as Volsted Gridban

Both feature series character Adam Quirke

The Master Must Die (1953)

The Lonely Astronomer (1954)

as Preston James

The Secret of the Vase (1955)

as Nat Karta

features Inspector Garth, Sgt Whittaker and Dr. Hiram Carruthers

Vision Sinister (1954)

as Edwin La Farge

Crime Passionel (1952)

as John Russell

Account Settled (1949)

as John Slate

all but Framed in Guilt feature series character Maria Black, M.A.

Black Maria, MA (1944)

Maria Marches On (1945)

One Remained Seated (1946)

Thy Arm Alone (1947)

Framed in Guilt (1948)

Death in Silhouette (1950)

as Elton Westward

The Lonely Road Murder (1954)

Murder Afoot (1954)

No Answer (1954)

Fourflusher (1955)