REMOVE

1. Photographs
2. Horses.
3. Library of Congress Prints a …
4. between 1899 and 1928

WHAT

1. Landscape photographs (2)
2. negative (2)
3. Glass negatives (1)

WHO

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

WHEN

1. 1869-1942 (2)
2. 1899 (2)
3. 1928 (2)
4. between 1899 and 1928 (2)