REMOVE

1. Portrait photographs
2. Genthe, Arnold
3. Library of Congress Prints a …
4. not before 1921 Sept. 15
5. 1923

WHAT

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

WHO

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

WHEN

1. 1869-1942 (1)
2. 1921 (1)
3. not before 1921 Sept. 15 (1)