REMOVE

1. color print, assembly proces …
2. 1940

WHAT

1. Photographs (2)
2. color print, assembly pro … (2)
3. study, plant (1)

WHERE

1. European; British; Englis … (1)
2. North American; American (1)

WHO

1. George Eastman House (2)
2. Keppler, Victor (1)
3. Spencer, D.A. (1)

WHEN

1. 1932 (1)
2. ca. 1935 (1)
3. ca. 1940 (1)