BEVEL PROTRACTOR, THE
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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
Sources
- usgov-av-1974 — title, year, creator, length, color, sound, description
Record added 2026-07-01 03:45:33