REMOVE

1. Nitrate negatives
2. Portrait photographs
3. negative
4. Library of Congress Prints a …
5. between 1922 and 1927
6. 1922

WHAT

1. Dancers. (1)
2. Nitrate negatives (1)
3. Photographs (1)
4. Portrait photographs (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1927 (1)
3. between 1922 and 1927 (1)