REMOVE

1. landscape, rock formation
2. albumen print
3. US, AZ, Grand Canyon
4. George Eastman House
5. 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)