Mounted to brown card (crease in upper left), signed by the photographer in pencil below the image on the mount.
Bodo von Dewitz/Karin Schuller-Procopovici (eds.). Hugo Erfurth 1874 - 1948. Photograph zwischen Tradition und Moderne. Cologne 1992, ill. pp. 162 - 163 (images from the same series), cat. no. 34 (image reversed and as a gum print).
