
1937 collection of short stories first published in hardcover by Collins
1962 Great Pan reissue
cover art by Harry Sheldon

1937 collection of short stories first published in hardcover by Collins
1962 Great Pan reissue
cover art by Harry Sheldon

1937 Collins UK hardcover, 1938 US hardcover from Coward McCann
3rd with his tough-guy G-Man Lemmy Caution
cover art by Sam Peffer

1937 Collins hardcover, author’s 3rd crime novel and 3rd with Lemmy Caution, tough US G-man
cover art by John Pisani



another source lists this as the 1953 Dodd Mead US edition

1947 Locke publication under the original title The Curiosity of Etienne MacGregor. reissued in 1952 by Todd as The Sweetheart of the Razors with 43 extra pages
1958 Ace Books UK release, cover by Donelli

cover art by Art Sussman
first published as Sinister Errand, Collins UK hardcover, 1945
