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i
' TRANSACTIONS
OF THE
SOCIETY OF
MOTION PICTURE
ENGINEERS
CONTENTS
Officers, Committees 3-4
List of Members 5
Report of Progress Committee 1925-1926 11
The Jenkins Chronoteine Camera for High Speed Motion Studies.
By C. Francis Jenkins 25
The Publix Theatre Managers School. By John F Barry 31
Scoring a Motion Picture. By Victor Wagner 40
The Public and Motion Pictures. Bj^ Wm. A. Johnston 44
Display Enlargements from Single Frame ^Motion Pictures By K. C. D.
Hickman 49
Some Developments in the Production of Animated Drawings. By J. A.
Norling and J. F. Leventhal 58
The Effect on Screen Illumination of Bubbles, Seeds, and Striations in
the Bulbs of Projection Lamps. By L. C. Porter and W. S.
Hadaway 67
Subtractive Color Motion Pictures on Single Coated Film. By F. E. Ives 74
Probems of a Projectionist. By Lewis AI. Townsend 79
The Useful Life of Film. By F. H. Richardson 89
Trick Photography. By Carl Louis Gregory 99
The Staining Properties of Motion Picture Developers. By J. I. Crabtree and M. L. Dundon 108
Cleaning Motion Picture Positive Fihn. By Trevor Faulkner 117
Motion Picture Theatre Progress in Smaller Towns and Rural Co m
munities. By Harry E. Holquist 124
Internal Developments in the Motion Picture Industry. By Carl. E.
Milliken 129
Note on the Strength of SpUces. By S. E. Sheppard and S. S. Sweet 142
The Effect of Projection Lens Flare upon the Contrast of a Motion
Picture Image. By L. A. Jones and CUfton Tuttle 153
A New Cinematograph Film for a Limited Field 167
Advertisements 169
Nwnher Twenty-five
MEETING OF MAY 3, 4, 5, 6, 1926 WASHINGTON, D. C.
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