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Current document root: Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 3, March 1931)

Recent Developments in RCA Photophone Portable Recording Equipment

SMPTE • Journal Article • [Active]

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  • 1 Hanna C. R. : “The Mitchell Recording Camera Equipped Interchangeably for Variable-Area and Variable-Density Sound Recording,” Trans. Soc. Mot. Pict. Eng. , XIII (May, 1929 ), No. 37 , p. 312 .EXTERNAL