REMOVE

1. gelatin silver print
2. study, tree
3. US, IL, Chicago
4. George Eastman House
5. Callahan, Harry

WHAT

1. Photographs (1)
2. gelatin silver print (1)
3. study, tree (1)

WHERE

1. North American; American (1)
2. US, IL, Chicago (1)

WHO

1. Callahan, Harry (1)
2. George Eastman House (1)

WHEN

1. 1956 (1)