REMOVE

1. tempera, pencil, and pen and …
2. North American; American

WHAT

1. Drawings and Watercolors (1)
2. tempera, pencil, and pen … (1)

WHERE

1. North American; American (1)

WHO

1. Johnson, William H. (1)
2. Smithsonian American Art … (1)

WHEN

1. 1901-1970 (1)
2. 1939 (1)
3. 1940 (1)
4. ca. 1939-1940 (1)