REMOVE

1. Nitrate negatives
2. Photographs
3. Streets.
4. Cityscape photographs
5. Library of Congress Prints a …
6. Genthe, Arnold
7. 1931

WHAT

1. Cityscape photographs (1)
2. Nitrate negatives (1)
3. negative (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1938 (1)
3. between 1931 and 1938 (1)