The Valley of Fear is the fourth and very last Sherlock Holmes novel by Sir Arthur Conan Doyle. It is loosely primarily based at the Molly Maguires and Pinkerton agent James McParland. The tale was first published within the Strand Magazine among September 1914 and May 1915

Presents critical studies of more than 290 authors of detective and mystery fiction from around the world dating from the mid-eighteenth century to the present day.

This work is the only comprehensive guide to sequels in English, with over 84,000 works by 12,500 authors in 17,000 sequences.

**** Cited in Sheehy and BCL3. The foremost reference in the field, completely revised and updated, and now covering about 600 authors, mainly English-language writers whose work appeared during or since the time of Conan Doyle. The entry for each writer consists of a biography, a bibliography, and a signed critical essay. Living authors were invited to add a comment on their work; many of them accepted, and their remarks are both entertaining and enlightening. Annotation copyrighted by Book News, Inc., Portland, OR