REMOVE

1. albumen print
2. Photographs
3. landscape, river valley
4. US, CO, Conejos River
5. George Eastman House
6. O'Sullivan, Timothy H.

WHAT

1. albumen print (1)
2. landscape, river valley (1)

WHERE

1. North American; American (1)
2. US, CO, Conejos River (1)

WHO

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

WHEN

1. 1874 (1)