REMOVE

1. Medium: Brush and gray wash …
2. The Art Institute of Chicago …
3. c.1785
4. 1790

WHAT

1. Nitrate negatives (1)
2. Photographs (1)
3. Portrait paintings (1)
4. negative (1)

WHO

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

WHEN

1. 1919 (1)
2. 1919 or 1920 (1)