DOYLE, Arthur Conan (1859-1930). The Case-Book of Sherlock Holmes. [London:] John Murray, ''Cheaper Edition 1929''. 8°. Half title (some light browning). Original blue blindstamped cloth (spine a little discoloured). Provenance: included with the lot is a letter explaining how the copy came to be signed. INSCRIBED BY THE AUTHOR on the title page, ''From A Conan Doyle.''