Taken from: Vintage Taboo, Delta of Venus, Voluptuous Panic: The Erotic World of Weimar Berlin, Forbidden Movies from the Brothels of Paris, Antique Erotica, Vintage Classic Porn, Ziegfeld Girls, aucarrefouretrange.blogspot.com, T.W. Salomon, missmonnipenny.wordpress.com, Cabaret Berlin: Revue, How to be a Retronaut, Kabarett and film music between the wars .