REMOVE

1. Photographs
2. Group portraits
3. Genthe, Arnold
4. Library of Congress Prints a …
5. between 1916 and 1918
6. 1869-1942

WHAT

1. Dancers. (1)
2. Glass negatives (1)
3. Group portraits (1)
4. Portrait photographs (1)

WHO

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

WHEN

1. 1916 (1)
2. 1918 (1)
3. between 1916 and 1918 (1)