REMOVE

1. Acetate negatives
2. Portrait photographs
3. not before 1918

WHAT

1. Acetate negatives (1)
2. Dancers. (1)
3. Photographs (1)
4. Portrait photographs (1)
5. negative (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1918 (1)
3. 1920 (1)
4. not before 1918 (1)