REMOVE

1. Photographs
2. Canyons.
3. Genthe, Arnold
4. 1869-1942
5. between 1911 and 1913
6. 1913

WHAT

1. Autochromes (2)
2. Landscape photographs (2)
3. National parks & reserves … (2)

WHO

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

WHEN

1. 1911 (2)
2. between 1911 and 1913 (2)