REMOVE

1. Photographs
2. silver gelatin print
3. North American; American
4. Louisiana State Museum
5. Racetracks (Horse racing) …

WHAT

1. silver gelatin print (1)

WHERE

1. New Orleans (La.) (1)
2. North American; American (1)

WHO

1. Louisiana State Museum (1)
2. Racetracks (Horse racing) (1)
3. Teunisson, John N. (1)

WHEN

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