REMOVE

1. North American; American
2. New Orleans (La.)
3. Race horses
4. First half of the twentieth …

WHAT

1. Photographs (3)
2. silver gelatin print (3)

WHERE

1. New Orleans (La.) (3)
2. North American; American (3)

WHO

1. Louisiana State Museum (3)
2. Race horses (3)
3. Teunisson, John N. (3)

WHEN

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