REMOVE

1. Country clubs.
2. Nitrate negatives
3. Show jumping.
4. Library of Congress Prints a …
5. Genthe, Arnold

WHAT

1. Country clubs. (1)
2. Nitrate negatives (1)
3. Photographs (1)
4. Show jumping. (1)
5. negative (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1932 (1)