Lorac, the pen name of the British writer Edith Caroline Rivett.

[1][2] It is the twenty ninth in her long-running series featuring Chief Inspector MacDonald of Scotland Yard, one of the detectives of the Golden Age of Detective Fiction who relies on standard police procedure to solve his cases.

[3] A recently demobbed ATS girl is offered employment in a Regent Street café, and takes her friend along.

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