REMOVE

1. World War, 1914-1918.
2. Campaigns & battles.
3. Uncle Sam (Nickname)
4. Library of Congress Prints a …

WHAT

1. Artillery (Weaponry) (1)
2. Campaigns & battles. (1)
3. Drawings and Watercolors (1)
4. Editorial cartoons (1)
5. Uncle Sam (Nickname) (1)

WHO

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

WHEN

1. 1854-1931 (1)
2. 1916 (1)
3. 1920 (1)
4. c1918 (1)