"Nude, Engraving By Karl Geiser"
Studied in Berlin in 1920. Settled in Zurich in 1922. Since the beginning of the 1920s. Self-taught photographer, engraver and sculptor of figures and nudes. Beautiful engraving influenced by the School of Paris, signed lower right and annotated in the lower margin: Mit den besten Wunschen für 1942. Printed on vellum, trace of pinning at the 4 corners, some rubbing in the margins. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato