Rudolf (standing in front of the table) with younger brother Günter (standing behind table) and cousin Hermann and (sitting left) and cousin Selma (standing right) and mother Rosalie Heidemann Lewisohn, Berlin 1925 or 1926.
Copyrights:
Rudolf (standing in front of the table) with younger brother Günter (standing behind table) and cousin Hermann and (sitting left) and cousin Selma (standing right) and mother Rosalie Heidemann Lewisohn, Berlin 1925 or 1926.