REMOVE

1. landscape, canyon walls
2. albumen print
3. landscape, river
4. US, NV, Black Canon

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)

WHEN

1. 1871 (1)