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Title:CATHODE RAY OSCILLOGRAPH PARTS I AND II [Main Title]
Film Number:TRE 380
Other titles:
Summary: Detailed scientific film focusing on the cathode ray oscillograph.
Description: Part one: Limitations of galvanometer, measurement of high frequencies, principles of cathode ray tube.
Part two: Use of cathode ray tube for weather predictions.
Production Details: Gaumont British Instructional (Production company)
Holmes, J B (Production individual)
Goodliffe, Frank A (Production individual)
Watson-Watt, R A (Production individual)