REMOVE

1. Windows.
2. Nitrate negatives
3. Library of Congress Prints a …
4. Genthe, Arnold
5. 1869-1942
6. between 1899 and 1928

WHAT

1. Catholic churches. (1)
2. Nitrate negatives (1)
3. Photographs (1)
4. negative (1)

WHO

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

WHEN

1. 1899 (1)
2. 1928 (1)
3. between 1899 and 1928 (1)