*08.01.1869 Berlin DEU – †09.08.1942 New Milford USA
Camera - Internationale Monatsschrift für Photographie und Film. Paris as seen by the camera. A hundred years of press photography, Luzern: C. J. Bucher 1949, Nr. 9, September.
Auer, Michèle; Auer, Michel: Encyclopédie internationale des photographes de 1839 à nos jours. Photographers encyclopedia international 1839 to the present, Hermance: Editions Camera obscura 1985/1992.
La collection Graham Nash
Anna Duncan. Une danseuse et ses photographes