Henry Cass Demonstration Film's primary photo
  • Henry Cass Demonstration Film (1923)
  • Short | 5 min | Short
Primary photo for Henry Cass Demonstration Film
Henry Cass Demonstration Film (1923)
Short | 5 min | Short
Demonstration film of Henry Cass filmed by Lee DeForest in his Phonofilm sound-on-film system on 12 April 1923 and premiered at the Engineers Society Auditorium in New York City on 15 April 1923.
Director
Lee De Forest
Producer
Lee De Forest
See all filmmakers & crew (1)
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Status
Edit Released
Updated Apr 12, 1923
Release date
Apr 12, 1923 (United States)

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1 cast member
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