REMOVE

1. landscape, mountains
2. albumen print
3. cityscape
4. architecture, mining
5. US, NV, Gold Hill

WHAT

1. Photographs (1)
2. albumen print (1)
3. architecture, mining (1)
4. landscape, mountains (1)

WHERE

1. North American; American (1)
2. US, NV, Gold Hill (1)

WHO

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

WHEN

1. 1867 (1)