REMOVE

1. autochrome
2. Portrait photographs
3. between 1906 and 1938

WHAT

1. Autochromes (1)
2. Photographs (1)
3. Portrait photographs (1)

WHO

1. Genthe, Arnold (1)
2. Library of Congress Print … (1)

WHEN

1. 1869-1942 (1)
2. 1906 (1)
3. 1938 (1)
4. between 1906 and 1938 (1)