Author
Films for the Humanities & Sciences (Firm)
32
Infobase
32
Parthenon Entertainment (Firm)
9
Prelinger Archives
3
BBC Worldwide Ltd
2
Journeyman Pictures (Firm)
2
NPO/Netherlands Public Broadcast
2
Public Affairs Television (Firm)
2
Scorpion TV
2
TED Conferences LLC
2
ABC International
1
Ampersand Film & Video Tape Productions
1
Garrigues, Michael
1
Infobase,
1
Intelligence Squared
1
Moyers, Bill D.
1
WPA Film Library
1