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troy vs avoirdupois weights
Sep. 21st, 2009 04:21 pmhttp://lynncoins.com/troy_ounce.htm
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28.35 x 16 = 453.6 g to a pound adv.
31.1 x 12 = 373.2 g to a pound troy.
text back here in case link evaporates
( Read more... )
28.35 x 16 = 453.6 g to a pound adv.
31.1 x 12 = 373.2 g to a pound troy.
