Journal of the Society of Motion Picture Engineers (1930-1949)

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JOURNAL OF THE SOCIETY OF MOTION PICTURE ENGINEERS SYLVAN HARRIS, EDITOR Volume XVIII JANUARY, 1932 Number 1 CONTENTS Page Lighting of Sound Films Louis DUNOYER 3 The Rapid Record Oscillograph in Sound Picture Studies A. M. CURTIS, T. E. SHEA, AND C. H. RUMPEL 39 Photographic Sensitometry, Part III LOYD A. JONES 54 Thermionic Tube Control of Theater Lighting . . BURT S. BURKE 90 A Portable Non-intermittent Cine Projector 101 Committee Activities: Report of the Projection Practice Committee 107 Report of the Projection Theory Committee 113 Abstracts 116 Patent Abstracts 122 Officers 130 Committees 131 Contributors to This Issue 133 Society Announcements 134