Experimental engineering and manual for testing (1903)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 473
Fig. 175.—The Thompson Ii^dicator. Fig. 176.—Section of ThompsonIndicator. principally in the form of the parallel motion, form of indicator-spring, and details of workmanship. The parts of the instru- 464 EXPERIMENTAL ENGINEERING. [§ 3^3. ment are much lighter, and it is better adapted for use on…
Building materials · Machinery
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