REMOVE

1. US, CA, Death Valley

WHAT

1. albumen print (1)
2. animal, mules (1)
3. color print, chromogenic … (2)
4. landscape, altered (2)
5. landscape, rocky (1)
6. Photographs (3)

WHERE

1. US, CA, Death Valley (3)
2. American (2)
3. North American; American (1)

WHO

1. George Eastman House (3)
2. Pfahl, John (2)
3. O'Sullivan, Timothy H. (1)

WHEN

1. 1976 (2)
2. March 1976 (2)
3. 1871 (1)