• 6 DVDs

• 25 History
• 12 Immigrants
• 11 Industries
• 10 Labor
• 9 Territorial expansion
• 8 Imperialism
• 8 Power (Social sciences)
• 7 Indians of North America
• 6 Commerce
• 5 Politics and government
• 3 Depressions
• 3 Families
• 3 Social structure
• 3 Sports
• 3 Working class
• 2 Culture
• 2 Democracy
• 2 Economic policy
• 2 Economics
• 2 Emigration and immigration
• 2 Employment
• 2 Foreclosure
• 2 Middle class
• 2 Newman family

• 21 Films Media Group
• 21 Films for the Humanities & Sciences (Firm)
• 6 Infobase
• 5 Burns, Ken, 1953-
• 5 PBS Distribution (Firm)
• 4 WGBH (Television station : Boston, Mass.)
• 3 WGBH Educational Foundation
• 2 Left/Right (Firm)
• 2 Lyman, Will, 1948-
• 2 Solman, Paul
• 1 Anbar, Netaya
• 1 Audette, Steve
• 1 Bennett, Joshua (Producer)
• 1 Berman, Jaron
• 1 Bikel, Ofra
• 1 Bohbot, Joseph
• 1 Bourg, Anya
• 1 British Broadcasting Corporation. Television Service
• 1 Cadieux, Paul
• 1 Casciato, Tom
• 1 Center for Asian American Media
• 1 Chermayeff, Maro
• 1 Clifford, Jacob
• 1 Crumpacker, Erin

• 36 English
• 1 Spanish

• 4 West (U.S.)
• 3 New York (N.Y.)
• 2 Milwaukee
• 2 Wisconsin
• 1 Dayton
• 1 Dayton (Ohio)
• 1 Greece
• 1 New York
• 1 New York (State)
• 1 Ohio
• 1 Puerto Rico
• 1 Quad Cities (Ill. and Iowa)
• 1 Transcontinental Railroad National Back Country Byway (Utah)

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