• 15 Videos, Slides, Films

• 11 History and criticism
• 10 Musical form
• 10 Politics and government
• 10 Social life and customs
• 10 Style, Musical
• 8 Depressions
• 4 Jazz
• 1 African influences
• 1 Blues (Music)
• 1 Civil rights movements
• 1 Ellington, Duke, 1899-1974
• 1 Ethnicity
• 1 Independent films
• 1 Political activists
• 1 Protest songs
• 1 Racism
• 1 Science
• 1 Social conditions
• 1 Songs and music
• 1 Sun Ra
• 1 Sun Ra Arkestra

• 15 Films Media Group
• 10 Burns, Ken, 1953-
• 10 Public Broadcasting Service (U.S.)
• 3 Infobase
• 1 ABC News Productions
• 1 Hedrick Smith Productions
• 1 MVD Entertainment Group

• 15 English

• 11 United States

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