American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 253
of watches themodern form of case will bethe most convenient. Themovement is fixed to the caseby one steady pin and one, ortwo screws—the latter beingbest. The Swiss watchesgenerally have three pinsdriven into the edge of thepillar plate at some distancefrom each other. The middleone of those is… … or ^ of the circumference apart from the pinand from the other screw, and taking theirhold on two studs, soldered to the inside ofthe rim, complete the fastening. 90. The pin ought to be always placed nearthebalance,so that this most precious and del-icate part of the movement comes first intoits…
Clocks and watches
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