REMOVE

1. Acetate negatives
2. Photographs
3. Library of Congress Prints a …
4. 1938
5. between 1926 and 1938
6. 1869-1942

WHAT

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

WHO

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

WHEN

1. 1926 (1)
2. between 1926 and 1938 (1)