REMOVE

1. Art objects.
2. Autochromes
3. Photographs
4. autochrome
5. Library of Congress Prints a …
6. 1942
7. between 1906 and 1942

WHAT

1. Art objects. (1)
2. Vases. (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1906 (1)
3. between 1906 and 1942 (1)