REMOVE

1. landscape, canyon walls
2. landscape, river
3. US, NV, Black Canon
4. North American; American
5. 1871

WHAT

1. Photographs (1)
2. albumen print (1)
3. landscape, canyon walls (1)
4. landscape, river (1)

WHERE

1. North American; American (1)
2. US, NV, Black Canon (1)

WHO

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