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The Maracot Deep is a short 1929 novel by Arthur Conan Doyle about the discovery of a sunken city of Atlantis by a team of explorers led by Professor Maracot. He is accompanied by Cyrus Headley, a young research zoologist and Bill Scanlan, an expert mechanic working with an iron works in Philadelphia who is in charge …

A cause for international celebration―the most important Sherlock Holmes publication in four decades. This monumental edition promises to be the most important new contribution to Sherlock Holmes literature since William Baring-Gould's 1967 classic work. In this boxed set, Leslie Klinger, a leading world authority, …