REMOVE

1. people, at work
2. North American; American
3. US, UT

WHAT

1. Photographs (2)
2. albumen print (2)
3. landscape, camp (2)
4. people, at work (2)

WHERE

1. North American; American (2)
2. US, UT (2)

WHO

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

WHEN

1. 1869 (2)