Methods of machine shop work : for apprentices and students in technical and trade schools (1914)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York : McGraw-Hill · leaf 115
AND ITSAPPLICATIONS A modification of the multiplying-lever principle which has many appli-cations is found in the dial gage ofthe B. C. Ames Company, shown inFig. 81. In this instrument themovement of the measuring finger isshown by the turning of the indexon the dial, the two being connectedby… … Fig. 81.—Dial test indicator. THE MEASUREMENT OF ERRORS 105
Machine-shop practice
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