REMOVE

1. landscape, river
2. landscape, waterfalls
3. albumen print
4. Photographs
5. US, ID, Snake River
6. George Eastman House

WHAT

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

WHERE

1. North American; American (1)
2. US, ID, Snake River (1)

WHO

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

WHEN

1. 1874 (1)