Hardback. 1st edn. later issue in the Treasure Libraries Series. The author was an East End detective who figured prominently in the most notorious crime episodes of the previous quarter of a century. Leeson, known as "the man who was shot at Sidney Street", penetrated the haunts of London's worst criminals. He knew them as suspects, prisoners and as condemned men. Includes a chapter on Jack the Ripper + Lenin, Trotsky, Stinie Morrison, the bare-knuckle bruisers of London markets, the Odessian gang leaders, the Anarchists etc., etc. A documentary account of an underworld that was gradually disappearing. With Frontis. and Index. 223pp. 8vo. h/back. Brown cloth/black lettering to spine. Frontis. Portrait features a monochrome photographic plate. Lightly foxed, browned edges, sl. slanted sp. Covers are marked (see images) and have general shelfwear to edges and corners. A G. only copy of a scarce Jack the Ripper associated title.