Hood, Grant · Kansas City, Mo. : Kansas City Jeweler and Optician · leaf 185
Q> -®M … Fig. II. THE COMPENSATING BALANCE AND PENDULUM. side and take away an equal amount from the heavy side.By so doing we will not alter the rate, which would be doneif we should take it all off from one side. To reduce theweight on the heavy side we may undercut the head of thescrew, as shown by the…
Clocks and watches
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