Traffic Control
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✎ Suggest a correctionDiscusses the importance of the shape of signs; the proper placement of signals and roadway markings; the importance of traffic and pedestrian controls; radar and speed checks; the value and necessity of a traffic engineer; and plans for future traffic control. (Cincinnati Public Schools and WCET) Kinescope.
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- 16mm Filmography (legacy record) — title, year, creator, length, format, color, description, catalog record
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