REMOVE

1. Photographs
2. North American; American
3. Steichen, Edward Jean

WHAT

1. color halftone (1)
2. Gum bichromate print (1)
3. Gum bichromate print (sin … (1)
4. halftone (1)
5. Photograph (1)
6. Photographic Process (1)
7. Photography (1)
8. photogravure (2)
9. pigment process (1)

WHERE

1. North American; American (5)
2. France (1)
3. North and Central America … (1)

WHO

1. Steichen, Edward Jean (5)
2. The Minneapolis Institute … (3)
3. National Gallery of Canad … (1)
4. The Art Institute of Chic … (1)

WHEN

1. 1800 (3)
2. 1999 (3)
3. 19th century - 20th centu … (3)
4. Born in Luxembourg; 1879 … (3)
5. 1901 (1)