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

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138 CLASSIFIED INDEX Effects of Ultraviolet Light on Variable-Density Recording and Printing, J. G. Frayne and V. Pagliarulo, v. 34, no. 6 (June 1940), p. 614. Multiduty Motor System, A. L. Holcomb, v. 34, no. 1 (Jan. 1940), p. 103. Volume Distortion, S. L. Reiches, v. 34, no. 1 (Jan. 1940), p. 59. Starting Characteristics of Speech Sounds, R. O. Drew and E. W. Kellogg, v. 34, no. 1 (Jan. 1940), p. 43. Sound-Track Center-Line Measuring Device, F. W. Roberts and H. R. Cook, Jr., v. 34, no. 1 (Jan. 1940), p. 38. Photographic Duping of Variable-Area Sound, F. W. Roberts and E. Taenzer, v. 34, no. 1 (Jan. 1940), p. 26. Improvement in Sound and Picture Release through the Use of Fine-Grain Film, C. R. Daily, v. 34, no. 1 (Jan. 1940), p. 12. Film, Fine-Grain, Report (Adaptation to Variable-Density Sound Technics), v. 34, no. 1 (Jan. 1940), p. 3. Class B Push-Pull Recording for Original Negatives, D. J. Bloomberg and C. L. Lootens, v. 33, no. 6 (Dec. 1939), p. 664. Optical Control of Wave-Shape and Amplitude Characteristics in Variable- Density Recording, G. L. Dimmick, v. 33, no. 6 (Dec. 1939), p. 650. Synthetic Reverberation: An Electrooptical System for Controlling the Re- verberation of Sound Signals, P. C. Goldmark and P. S. Hendricks, v. 33, no. 6 (Dec. 1939), p. 635. MGM Portable Dolly Channel, C. S. Pratt, v. 33, no. 5 (Nov. 1939), p. 578. New 16-Mm Recording Equipment D. Canady, v. 33, no. 5 (Nov. 1939), p. 571. Newly Designed Sound Motion Picture Reproducing Equipment, J. S. Pesce, v. 33, no. 5 (Nov. 1939), p. 551. Modern Instantaneous Recording and Its Reproduction, N. B. Neely and W. V. Stancil, v. 33, no. 5 (Nov. 1939), p. 547. New Magnetic Recorder and Its Adaptations, S. J. Begun, v. 33, no. 5 (Nov. 1939), p. 538. Effect of Orientation of the Scanning Image on the Quality of Sound Repro- duced from Variable-Width Records, D. Foster, v. 33, no. 5 (Nov. 1939), p. 502. Polyrhetor—A ISO-Channel Film Reproducer, G. T. Stanton, F. R. Marion, and D. V. Waters, v. 33, no. 5 (Nov. 1939), p. 488. Direct Positive System of Sound Recording, G. L. Dimmick and A. C. Blaney, v. 33, no. 5 (Nov. 1939), p. 479. Light-Weight Sound Recording System, F. L. Hopper, E. C. Manderfeld, and R. R. Scoville, v. 33, no. 4 (Oct. 1939), p. 449. Use of an A-C Polarized Photoelectric Cell for Light-Valve Bias Current Determination, C R. Daily, v. 33, no. 4 (Oct. 1939), p. 394. New Mobile Film-Recording System, B. Kreuzer and C. L. Lootens, v. 33, no. 4 (Oct. 1939), p. 382. Present Technical Status of 16-Mm Sound-Film, J. A. Maurer, v. 33, no. 3 Sept. 1939), p. 315. Class A-B Push-Pull Recording System, C. H. Cartwright and W. S. Thomp- son, v. 33, no. 3 (Sept. 1939), p. 289.