Infobase, 626
Films for the Humanities & Sciences (Firm) 475
Infobase 474
Public Broadcasting Service (U.S.) 158
Makematic (Firm) 118
Arts and Entertainment Network 116
Tony Brown Productions 80
WPA Film Library 54
California Newsreel (Firm) 44
Annenberg Learner (Firm) 26
Educational Video Group 24
Home Box Office (Firm) 24
Burns, Ken, 1953- 22
A&E Television Networks, LLC 20
MacNeil/Lehrer Productions 20
EBSCOhost 19
National Archives and Records Service 19
Oxford Scholarship Online 19
Moyers, Bill D. 17
Center of Military History, 16
Public Affairs Television (Firm) 15
United States. National Park Service 13
Commager, Henry Steele, 1902-1998 12
Sunrise Media LLC 12
Time-Life Books 12
Catton, Bruce, 1899-1978 11
Film Ideas (Firm) 11
Frank and Virginia Williams Collection of Lincolniana (Mississippi State University. Libraries) 11
Prelinger Archives 11
United Newsreel Corporation 11
United States. National Park Service, 11
Library of Congress 10
MVD (Firm) 10
Media Rich Learning (Firm) 10
Nevins, Allan, 1890-1971 10
Filmhub (Firm) 9
ABC News Productions 8
American Public Television 8
National Geographic Society (U.S.) 8
TeleTime (Firm) 8
United States. National Archives and Records Administration, 8
United States. National Historical Publications and Records Commission 8
Crane, Stephen, 1871-1900 7
Freidel, Frank, 1916-1993 7
Morris, Richard B. 1904-1989 7
Turner, Frederick Jackson, 1861-1932 7
U.S. Citizenship and Immigration Services, 7
United States. Bureau of the Census 7
American Historical Association 6
Beard, Charles A. 1874-1948 6
Cerebellum Corporation 6
Craven, Avery, 1885-1980 6
Eleventh Day Entertainment, Inc 6
Films for Humanities & Sciences (Firm) 6
Garraty, John A. 1920-2007 6
Payson, Parker 6
Roberts, Kenneth Lewis, 1885-1957 6
Schlesinger, Arthur M. 1888-1965 6
Smith, Page 6
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Adams, James Truslow, 1878-1949 5
American Bibliographical Center 5
American Focus, Inc 5
Andrews, Charles McLean, 1863-1943 5
BBC Worldwide Ltd 5
Cambridge Educational (Firm) 5
Canamedia (Firm) 5
Center of Military History 5
El Dorado Films, LLC (Firm) 5
Ferling, John E. 5
Greene, Jack P. 5
International Center for G. 5
Link, Arthur S. 1920-1998 5
Looks Distribution GmbH 5
Morison, Samuel Eliot, 1887-1976 5
NPO/Netherlands Public Broadcast 5
Nash, Gary B. 5
NewsHour Productions 5
Omohundro Institute of Early American History & Culture 5
Peter Batty Productions 5
U.S. Citizenship and Immigration Services 5
Washington, George, 1732-1799 5
Australian Broadcasting Corporation 4
BBC (Firm) 4
Bailey, Thomas Andrew, 1902-1983 4
Bailyn, Bernard 4
Beard, Mary Ritter, 1876-1958 4
Benét, Stephen Vincent, 1898-1943 4
Billington, Ray Allen, 1903-1981 4
Boatner, Mark M., III, 1921-2006 4
Boston Publishing Company 4
Commager, Henry Steele, 1902-1998, 4
Donald, David Herbert, 1920-2009 4
Dubofsky, Melvyn, 1934- 4
Educational Video Group (Firm) 4
EuroArts Music International GmbH 4
Foote, Shelby 4
Hicks, John D., 1890-1972 4
Hofstadter, Richard, 1916-1970 4
Kenbow Communications (Firm) 4