Abstract

As a result of the necessity for greater accuracy in rendering decisions of racing events, without appreciable delay, equipment was developed to permit viewing paper enlargements made from 16-mm. motion picture negatives of the finishes within three minutes. The general requirements of the early rapid processing machine are given together with a description and schematic sketch of the machine, and the early cameras and their requirements are also mentioned. — As a result of experience gained in the field with this equipment, certain changes were desired. The design of the new camera is considered in detail, and illustrations of the camera and results accomplished with it are shown. The new processing machine and its enlarging head are described and illustrated.

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