REMOVE

1. transportation, horse drawn …
2. landscape, valley
3. albumen print
4. landscape, hot spring
5. artifact, camera
6. US, NV, Sioux Spring

WHAT

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

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WHERE

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

WHO

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

WHEN

1. 1868 (1)