Mystery stories have been around for centuries—there are whodunits, whydunits and howdunits, including locked-room puzzles, detective stories without detectives, and crimes with a limited choice of suspects.

Countless volumes of such stories have been published, but some are still impossible to find: stories that appeared in a newspaper, magazine or an anthology that has long been out of print; ephemeral works such as plays not aired, staged or screened for decades; and unpublished stories that were absorbed into an author’s archive when they died . . .

Here for the first time are three never-before-published mysteries by Edmund Crispin, Ngaio Marsh and Leo Bruce, and two pieces written for radio by Gladys Mitchell and H. C. Bailey—the latter featuring Reggie Fortune.

Together with a newly unearthed short story by Ethel Lina White that inspired Hitchcock’s The Lady Vanishes, and a complete short novel by Christianna Brand, this diverse mix of tales by some