Title Information At the Circulating Library
Author and Title: Arthur Conan Doyle. The Sign of Four
Serialization: Lippincott's Monthly Magazine, February 1890
First Edition: London: Spencer Blackett, 1890. 1 volume, post 8vo., 3s. 6d.
Summary: Originally titled The Sign of the Four: or, The Problem of the Sholtos during its serial run.