REMOVE

1. Mountains.
2. slide

WHAT

1. Bodies of water. (1)
2. Islands. (1)
3. Landscape photographs (2)
4. Lantern slides (2)
5. Photographs (2)

WHO

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

WHEN

1. 1869-1942 (2)
2. 1908 (2)
3. 1942 (2)
4. between 1908 and 1942; fr … (2)