REMOVE

1. negative
2. Portrait photographs
3. Glass negatives
4. Library of Congress Prints a …
5. between 1917 and 1923

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. 1917 (1)
3. 1923 (1)
4. between 1917 and 1923 (1)