Author
Films for the Humanities & Sciences (Firm)
2
Infobase
2
Brandon, William P.
1
Hall, Mark David, 1966-
1
Heritage Films (Firm)
1
MacNeil/Lehrer Productions
1
Oxford Scholarship Online
1
Reid, Courtland T.
1
U.S. Census Bureau
1
United States Commission for the Preservation of America's Heritage Abroad
1
United States. Congress. House. Committee on Appropriations
1
United States. Congress. Senate. Committee on Appropriations
1
United States. Congress. Senate. Committee on Energy and Natural Resources
1
United States. Department of State
1
United States. National Park Service
1