REMOVE

1. event, prison shakedown
2. interior, cell block
3. occupation, prison guards
4. Photographs
5. people, naked
6. gelatin silver print

WHAT

1. event, prison shakedown (1)
2. gelatin silver print (1)
3. interior, cell block (1)
4. occupation, prison guards (1)

More 

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. 1968 (1)
3. ca. 1967-68 (1)