REMOVE

1. City walls.
2. Cities & towns.
3. Library of Congress Prints a …
4. Genthe, Arnold
5. 1904
6. between 1904 and 1938
7. 1938

WHAT

1. Cities & towns. (2)
2. City walls. (2)
3. Nitrate negatives (2)
4. Photographs (2)
5. negative (2)

WHO

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

WHEN

1. 1869-1942 (2)
2. between 1904 and 1938 (2)