(Fourth series). Weekly half-hour of mystery and suspense. Produced by Martyn C. Webster. No. 7—' The Great Cipher, adapted for broadcasting by John Dickson Carr from the story by Melville D . Post
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(Fourth series). Weekly half-hour of mystery and suspense. Produced by Martyn C. Webster. No. 7—' The Great Cipher, adapted for broadcasting by John Dickson Carr from the story by Melville D . Post
BBC Home Service is a radio channel that started transmitting on the 1st September 1939 and ended on the 29th September 1967.
