REMOVE

1. pigment process
2. carbon print
3. Photographs
4. Photographic Process
5. The Art Institute of Chicago
6. Stieglitz, Alfred
7. 1894

WHAT

1. Carbon print (1)
2. Photographic Process (1)
3. Photography (1)
4. carbon print (1)

WHERE

1. North American; American (1)
2. North and Central America … (1)

WHO

1. Stieglitz, Alfred (1)
2. The Art Institute of Chic … (1)

WHEN

1. American, 1864 - 1946 (1)