REMOVE

1. landscape, river valley
2. albumen print
3. US, CA, Donner Summit

WHAT

1. Photographs (1)
2. albumen print (1)
3. landscape, mountain (1)
4. landscape, river valley (1)

WHERE

1. North American; American (1)
2. US, CA, Donner Summit (1)

WHO

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

WHEN

1. 1867 (1)