artist chop mark on support l.c.: Imogen Cunningham chop mark on support l.r.: (Chinese symbol) chop mark (inverted) on support l.r.: STRATHMORE / USE EITHER SIDE (all in a circle) typed on paper label on support reverse l.c.: My Father, 1906 printed on paper label on support reverse l.c.: PHOTOGRAPH BY / Imogen Cummingham / THE IMOGEN CUNNINGHAM TRUST / 862 Folsom Street, San Francisco, California 94107