REMOVE

1. people, prisoners
2. Photographs
3. people, at work
4. gelatin silver print
5. 1968

WHAT

1. gelatin silver print (1)
2. people, at work (1)
3. people, prisoners (1)

WHERE

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

WHO

1. George Eastman House (1)
2. Lyon, Danny (1)

WHEN

1. 1967 (1)
2. ca. 1967-68 (1)