• 56 Videos, Slides, Films

• 49 History
• 28 Territorial expansion
• 25 Economic conditions
• 24 Power (Social sciences)
• 18 Commerce
• 17 History, Modern
• 17 Nineteenth century
• 10 African Americans
• 5 Indians of North America
• 5 Politics and government
• 4 American literature
• 4 Immigrants
• 4 Labor
• 3 Imperialism
• 3 Revolution, 1775-1783
• 2 Emigration and immigration
• 2 Industrialization
• 2 Industries
• 2 Language arts
• 2 Lincoln, Abraham, 1809-1865
• 2 Religions
• 2 Slavery
• 1 Aerial reconnaissance
• 1 African American prisoners
• 1 African American women

• 46 Films Media Group
• 27 Films for the Humanities & Sciences (Firm)
• 24 Infobase
• 10 Alexander Street Press
• 8 Public Broadcasting Service (U.S.)
• 7 Arts and Entertainment Network
• 5 KERA Dallas/Ft. Worth (Television station)
• 5 Tony Brown Productions (Firm)
• 4 Media Rich Learning (Firm)
• 3 A&E Television Networks, LLC
• 3 Lusitana, Donna E
• 3 PBS (Firm)
• 2 Glover, Danny
• 2 Greystone Communications
• 2 History Channel (Television network)
• 2 MacNeil/Lehrer Productions
• 2 New Video Group
• 1 A & E Home Video (Firm)
• 1 A&E Networks (Firm)
• 1 ABC News Productions
• 1 Allen, Richard
• 1 American Focus, Inc. (Firm)
• 1 Baker, Lee D., 1966-
• 1 Bay, Mia
• 1 Berlin, Ira, 1941-2018

• 55 English
• 1 Unknown

• 3 West (U.S.)
• 2 U.S. states
• 1 America
• 1 Confederate States of America
• 1 Europe
• 1 New York (N.Y.)
• 1 Pleasant Hill (Ky.)
• 1 San Antonio, Texas

• 28 Educational films
• 24 Video recordings for the hearing impaired
• 22 Videorecording
• 5 Video recording
• 3 Biography
• 2 Documentary television programs
• 2 Nonfiction films
• 1 Juvenile literature
• 1 Television news programs

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