REMOVE

1. European; Netherlandish
2. Limbourg%2C Paul de
3. The Metropolitan Museum of A …
4. Limbourg%2C Herman de
5. 1409
6. 1406

WHAT

1. Dancers. (2)
2. Nitrate negatives (2)
3. Photographs (2)
4. negative (2)

WHO

1. Genthe, Arnold (2)
2. Library of Congress Print … (2)

WHEN

1. 1869-1942 (2)
2. 1916 (2)
3. 1916 or 1920 (2)