REMOVE

1. Dancers.
2. Group portraits
3. Glass negatives
4. Library of Congress Prints a …
5. Genthe, Arnold
6. 1920

WHAT

1. Glass negatives (1)
2. Group portraits (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. 1918 (1)
3. between 1918 and 1920 (1)