[iv], 151, [1] pp. 7x4½, re-backed half red morocco and boards, gilt-lettered spine, top edge gilt. First Edition.

First edition of the author's second book, which was originally issued in wrappers in December 1888, this copy has been rebound without the wrappers. Doyle was not particularly proud of this work, as it was the only novel that he did not include in the collected Crowborough edition.