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First Report addressed to the Lords Commissioners of Her Majesty's Treasury pursuant to their Letter dated 8th November 1866 N°17139/11),
on
the Weight and Fineness of Silver Coin issued from the Mint of
Denomination
Dollar
Number | Average Weight in Ounces | Average proportion of Silver in 1000 parts
21 | a piece. | 0.86678 | 898.1507
The Standard weight of the Dollar is fixed by Ordinance being 0.866 oz (416 grains), and the Fineness 900 in 1000 parts
(Signed) Thos. Graham
Royal Mint
28th November 1866.
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