Engineering.

Duration: 1 reel

Year Published: 1944

Format: 16mm

Sound: sound

Complete Record: ENGINEERING. Audio Productions, Inc., for the U. S. Office of Education, c1944. 1 reel each, sd., 16mm. © Audio Productions, Inc. X-Ray Inspection. © 1Apr44; MP14678. Measurement with Light Waves. © 5May44; MP14873.


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