REMOVE

1. Photographs
2. silver gelatin print
3. North American; American
4. Louisiana State Museum
5. Blue collar workers

WHAT

1. silver gelatin print (1)

WHERE

1. North American; American (1)

WHO

1. Blue collar workers (1)
2. Louisiana State Museum (1)
3. Teunisson, John N. (1)

WHEN

1. 1900 (1)
2. 1949 (1)
3. First half of the twentie … (1)