books.google.co.uk - Arsenal’s Unknown City series of alternative guidebooks designed for tourists and hometowners alike turns its attention to the City by the Bay: San Francisco, where stories of notorious murders, city hall scandals, and untold tales of Chinatown, Haight-Ashbury, and Castro Street share pages with secret...http://books.google.co.uk/books/about/San_Francisco_the_Unknown_City.html?id=pXAsU1sQG1AC&utm_source=gb-gplus-shareSan Francisco : the Unknown City