REMOVE

1. North American; American
2. Teunisson%2C John N.
3. Boatbuilding
4. First half of the twentieth …

WHAT

1. Photographs (3)
2. albumen print (3)
3. landscape, mine (3)
4. occupation, miner (2)
5. people, at work (2)

WHERE

1. North American; American (3)
2. US, NV, Virginia City (3)

WHO

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

WHEN

1. 1868 (3)
2. Jan.-Feb.,1868 (2)
3. January-February, 1868 (1)