REMOVE

1. landscape, river
2. North American; American
3. US, AZ, Grand Canyon
4. O'Sullivan, Timothy H.

WHAT

1. Photographs (1)
2. albumen print (1)
3. landscape, river (1)
4. landscape, rock formation (1)

WHERE

1. North American; American (1)
2. US, AZ, Grand Canyon (1)

WHO

1. George Eastman House (1)
2. O'Sullivan, Timothy H. (1)

WHEN

1. 1871 (1)