REMOVE

1. Photographs
2. Nitrate negatives
3. negative
4. Photographic studios.
5. Library of Congress Prints a …
6. Genthe, Arnold
7. between 1906 and 1911

WHAT

1. Nitrate negatives (1)
2. Photographic studios. (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1906 (1)
3. 1911 (1)
4. between 1906 and 1911 (1)