REMOVE

1. Glass negatives
2. Dancers.
3. Genthe, Arnold
4. not before 1916
5. 1918

WHAT

1. Glass negatives (1)
2. Photographs (1)
3. negative (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1916 (1)
3. not before 1916 (1)