German books
Studien zur Geschichte der sexuellen Verirrungen. Text in German. Hermann Barsdorf Verlag, Berlin 1922.
Stuttgartverlags - institut, Stuttgart 1929. Text in German. With photos.
Text in German and writing by Gotic. Von Ernst Keil., Lipsko 1883.
Text in German C. F. Amelang´s Verlag, Leipzig 1873.
Text in German Roland Verlag, München 1922. First edition.
Text in German. Many photos sticked inside, one of them is missing. Cigaretten-Bilderdienst Altona- Bahrenfeld, 1936.
Text in German. 10th volume. Moravské zemské muzeum, Brno 1910.
Text in German. 19th part Der indische Kulturkreis. Many illustrations. Christensen und Co., Hamburg no date.
Text in German. 1st part. 2 volumes. Duncker und Humblot, Munchen und Leipzig 1924.
Text in German. 1st volume - Die Küche, Ratgeber, Die Wohnräume and other. 2nd volume - Die Garden. Centra A. G. Tetschen no date.
Text in German. 1st volume. Cigaretten - Bilderdienst Altona-Bahrenfeld 1936.
Text in German. 2 volumes. Verlagsanstalt Vorm. G. J. Manz, Mnichov, Rezno.
Text in German. 2nd volume. 12 numbers. Many photos. Agfa, Berlin 1925-26.
Text in German. 2nd volume. Julius Springer, Berlin 1920.
Text in German. 4th- 6th volume of his work in one book. Th. Knaur Nachs., Berlin und Leipzig no date.