REMOVE

1. landscape, winter
2. Photographs
3. North American; American
4. George Eastman House

WHAT

1. landscape, winter (4)
2. daguerreotype (2)
3. albumen print (1)
4. architecture, mining (1)

WHERE

1. North American; American (4)
2. US, NY, Niagara Falls (2)
3. US, IL, Chicago (1)
4. US, NV, Virginia City (1)

WHO

1. George Eastman House (4)
2. Southworth & Hawes (2)
3. Callahan, Harry (1)
4. O'Sullivan, Timothy H. (1)

WHEN

1. 1843 (2)
2. 1862 (2)
3. ca. 1850 (2)
4. 1868 (1)
5. 1948 (1)