REMOVE

1. Portrait photographs
2. negative
3. Library of Congress Prints a …
4. Genthe, Arnold
5. 1919 Jan. 27 or 28

WHAT

1. Glass negatives (1)
2. Photographs (1)
3. Portrait photographs (1)

WHO

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

WHEN

1. 1869-1942 (1)
2. 1919 (1)
3. 1919 Jan. 27 or 28 (1)