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Journal of the
Society of Motion Picture Engineers
VOLUME 53 DECEMBER 1949 NUMBER 6
_ PAGE
Television Studio Lighting A. H. BROLLY 611
Lighting Distortion in Television .RICHARD BLOUNT 625
Air Cooling of Motion Picture Film for Higher Screen Illumination . . . . . . . F. J. KOLB, JR. 635
Chemical Economics of Spray Processing
GERALD I. P. LEVENSON 665
Lead-Sulfide Photoconductive Cells in Sound Reproducers.
R. W. LEE 691
Section Meetings . ." 707
Book Reviews:
"Reference Data for Radio Engineers, Third Edition," Published by The Federal Telephone and Radio Corporation Reviewed by H. J. Schlafly ........ 708
' 'Photoelectricity and Its Application," by V. K. Zworykin
and E. G. Ramberg Reviewed by A. N. Goldsmith . . . 708
"The Information Film," by Gloria Waldron
Reviewed by Charles F. Hoban, Jr 709
George Eastman House 710
New Products .711-12
Meetings of Other Societies v 711
ARTHUR C. DOWNES HELEN M. STOTE NORWOOD L. SIMMONS
Chairman Editor Chairman
Board of Editors Papers Committee
Subscription to nonmembers, $12.50 per annum; to members, $6.25 per annum, included in their annual membership dues; single copies, $1.50. Order from the Society's General Office. A discount of ten per cent is allowed to accredited agencies on orders for subscriptions and single copies. Published monthly at Easton, Pa., by the Society of Motion Picture Engineers, Inc. Publication Office, 20th & Northampton Sts.. Easton, Pa. General and Editorial Office, 342 Madison Ave., New York 17, N. Y. Entered as second-class matter January 15, 1930, at the Post Office at Easton, Pa., under the Act of March 3, 1879.
Copyright, 1949, by the Society of Motion Picture Engineers, Inc. Permission to republish material from the JOURNAL must be obtained in writing from the General Office of the Society. Copyright under International Copyright Convention and Pan-American Convention. The Society is not responsible for statements of authors or contributors.