Chaosium Inc, Oakland, 1996, first edition, softcover, pp 94, 4to.
With detail chosen not only for social or political importance, but also for the curious, bizarre and supernatural, this book captures much of London's special flavour in the 1920s. 'Call of Cthulhu' publication providing a wide range of information including new occupations for the game, detailed plans, a historical chronology, bibliography, introductory scenario etc.
The book is in very good condition. Small crease to bottom corner of front cover but pages very clean and unmarked with no annotations or inscriptions.