The exhortation to "Go West " has always had a strong hold on the American imagination. But for the gays, lesbians, and transgendered people who have moved to L.A. over the past two centuries, the City of Angels has offered a special home -- which, in turn, gave rise to one of the most influential gay cultures in the world. Drawing upon untouched archives of documents and photographs and over 200 new interviews, Lillian Faderman and Stuart Timmons...