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by stephengillie 4037 days ago
What was the wrist device before the pocket watch? A wrist-slide-rule?
1 comments
Someone 4037 days ago
No. The pocket watch predates the slide rule (~1530 vs ~1630; http://en.m.wikipedia.org/wiki/History_of_watches, http://en.m.wikipedia.org/wiki/Slide_rule#History)
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elinchrome 4037 days ago
Wristrock.
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