Detective Story Magazine
Published fortnightly then weekly by Street & Smith Publications based in New York.
Detective Story Magazine was an American magazine published from October 15, 1915 to Summer, 1949 (1,057 issues). It was one of the first pulp magazines devoted to detective fiction and consisted of short stories and serials.
From February 21, 1931 to its demise, the magazine was titled Street & Smith's Detective Story Magazine. During half of its 34-year life, the magazine was popular enough to support weekly issues.
Its authors included Agatha Christie, Sir Arthur Conan Doyle & Sax Rohmer