REMOVE

1. North American; American
2. Fine Arts Museums of San Fra …
3. active 19th century
4. 19th century

WHAT

1. Dancers. (2)
2. Glass 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. 1918 (2)
3. 1918 Dec. 30 (2)