REMOVE

1. gelatin silver print
2. portrait, children
3. Photographs
4. North American; American
5. US, IL, Chicago

WHAT

1. gelatin silver print (1)
2. people, at play (1)
3. portrait, children (1)

WHERE

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

WHO

1. George Eastman House (1)
2. Heath, David (1)

WHEN

1. 1956 (1)