REMOVE

1. Photographs
2. Paintings
3. autochrome
4. Icons.
5. Library of Congress Prints a …
6. Unknown
7. between 1906 and 1942

WHAT

1. Autochromes (2)

WHERE

1. European; Southern Europe … (1)

WHO

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

WHEN

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