REMOVE

1. landscape, river valley
2. albumen print
3. US, CO, Conejos River
4. George Eastman House

WHAT

1. Photographs (1)
2. albumen print (1)
3. 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)