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Burke explains how the invention of the movie projector led to improvements in castle fortifications caused by the invention and use of the canon. He connects the invention of the movie projector to four major innovations in history: incandescent light, the discovery of celluloid, the projector that...

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Bibliographic Details

Format:	Video
Language:	English
Language Notes:	In English
Published:	[San Francisco, California, USA] : Ambrose Video, 1978. Kanopy Streaming, 2018.
Subjects:	Documentary-style films. History, Modern. Documentary films. Science. Internet videos.
Online Access:	Connect to this streaming video