Photo from Robert Wilson Shufeldt's book <i>Studies of the human form for artists, sculptors, and scientists</i> showing the author with one of his models.
Robert Wilson Shufeldt (photographer). According to the image caption, he took this photo himself.
1908
Robert Wilson Shufeldt: <i>Studies of the human form for artists, sculptors, and scientists.</i> F. A. Davis, Philadelphia 1908