REMOVE

1. landscape, waterfalls
2. North American; American
3. US, ID, Snake River
4. North American; American

WHAT

1. Photographs (1)
2. albumen print (1)
3. landscape, canyon (1)
4. landscape, river (1)
5. 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)