The Encyclopaedia Sherlockiana by Jack Tracy. Vintage paperback. Printed 1979. "A Universal Dictionary of Sherlock Holmes and his Biographer, John H. Watson." Minor wear to the cover. Slight discoloration to the pages. Two black marks on the bottom page edges (visible when book is shut). Slight discoloration on pages from age. The right portion of book (at the right edge) has a permanent bend from improper storage.