REMOVE

1. landscape, hot spring
2. landscape, valley
3. albumen print
4. 1868

WHAT

1. Photographs (1)
2. albumen print (1)
3. artifact, camera (1)
4. landscape, hot spring (1)
5. landscape, valley (1)

WHERE

1. North American; American (1)
2. US, NV, Sioux Spring (1)

WHO

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