Forty stories exactly as the appeared in the original magazines, by authors who competed with Arthur Conan Doyle in entertaining the public.

The great ruby robbery / Grant Allen -- The black bag left on a door-step; The murder at Troyte's Hill / C. L. Pirkis --An oak coffin; Without witnesses; The Ponsonby diamonds / L. T. Made & Clifford -- The loss of Sammy Crockett; The case of Mr. Foggatt; The case of the Dixon torpedo; The Stanway cameo mystery / Arthur Morrison -- The episode of the Mexican seer; The episode of the diamond links / Grant Allen -- The story of the man with the watches; The story of the lost special; The story of the black doctor; The story of the Jew's breast-plate / A. Conan Doyle -- The stir outside the Cafe Royal / Clarence Rook -- An unposted letter / Newton MacTavish -- The black narcissus / Fred M. White -- The Glasgow mystery; The York mystery; The Liverpool mystery; The Brighton mystery; The Edinburgh mystery; The Dublin mystery; The Birmingham mystery / Baroness E. Orczy -- Madame Sara; The blod-red cross; The face of the abbott / L. T. Meade & Robert Eustace -- In the fog; The story of the queen's messenger; The solicitor's story / Richard Harding Davis -- The mystery of the five hundred diamonds / Robert Barr -- The fire of London; A comedy on the Gold Coast; A bracelet at Bruges; A solution of the Algiers mystery; In the capital of the Sahara; Lo! T'was a gala night / Arnold Bennett -- The Hammerpond mystery / H. G. Wells.