Author
Films for the Humanities & Sciences (Firm)
29
Infobase
29
Infobase,
27
Oxford Scholarship Online
11
United States. Congress. Senate. Committee on Energy and Natural Resources
9
TeleTime (Firm)
8
Center of Military History
5
Ferling, John E.
5
Greene, Jack P.
5
Media Rich Learning (Firm)
5
United States. Congress. House. Committee on Natural Resources,
5
Wood, Gordon S.
5
Cambridge Educational (Firm)
4
Hoffman, Ronald, 1941-2018
4
Nash, Gary B.
4
Public Broadcasting Service (U.S.)
4
United States. National Park Service
4
Alden, John Richard, 1908-1991
3
Arts and Entertainment Network
3
Harkness, David James, 1913-2004
3
Martin, James Kirby, 1943-
3
Miller, John Chester, 1907-1991
3
Morgan, Edmund S. 1916-2013
3
Morris, Richard B. 1904-1989
3
Omohundro Institute of Early American History & Culture
3
Pole, J. R.
3
Shy, John W.
3
Taylor, Alan, 1955-
3
United States. National Park Service,
3
WQED Multimedia
3
Ward, Harry M.
3
Washington, George, 1732-1799
3
Young, Alfred F., 1925-2012
3
A&E Television Networks, LLC
2
Albert, Peter J.
2
Alvin H. Perlmutter, Inc
2
Appleby, Joyce, 1929-2016
2
Bailyn, Bernard
2
Blanco, Richard L.
2
Boatner, Mark M., III, 1921-2006
2
Brand, Oscar,
2
Breen, T. H.
2
Brookhiser, Richard
2
Brown, Richard D.
2
Brown, Wallace, 1933-
2
Buel, Joy Day
2
Buel, Richard, 1933-
2
Center of Military History,
2
Clark, William Bell, 1889-1968,
2
Coakley, Robert W.
2
more ...