REMOVE

1. Editorial cartoons
2. World War, 1914-1918.
3. Aerial bombings.
4. Sculpture.
5. Library of Congress Prints a …
6. Rogers, W. A.

WHAT

1. Aerial bombings. (1)
2. Drawings and Watercolors (1)
3. Editorial cartoons (1)
4. War casualties. (1)

More 

WHO

1. Library of Congress Print … (1)
2. Rogers, W. A. (1)

WHEN

1. 1854-1931 (1)
2. 1914 (1)
3. 1914? (1)