BEVEL PROTRACTOR, THE

Duration: 15 min

Year Published: 1945

Creator: Office of Education (Department of Health, Education, and Welfare)

Color: B&W

Sound: Optical sound

Description: Gives principles of the vernier bevel protractor. Tells how to set and read the protractor and how to lay out angular work and check angles. From the MACHINE SHOP WORK series. Precision Measurement, No. 7