Thread: What happened to the Mechanical Watches?
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Old 10 Sep 2021, 11:35 AM   #11
MagnumOpus
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Join Date: Aug 2013
Posts: 39
War Department technical manual for wrist watches, pocket watches, stop watches and clocks

Download here:
http://www.90thidpg.us/Reference/Man...M%209-1575.pdf
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