REMOVE

1. Acetate negatives
2. Photographs
3. Portrait photographs
4. Portrait photographs
5. between 1911 and 1934

WHAT

1. Acetate negatives (1)
2. Artists. (1)
3. Portrait photographs (1)
4. negative (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1911 (1)
3. 1934 (1)
4. between 1911 and 1934 (1)