Alexander Hamilton Papers
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Enclosure: From Ephraim Brasher to William Seton, [24–28 December 1790]

[Enclosure]
From Ephraim Brasher to William Seton7

[December 24–28, 1790]

The several pieces of foreign Coins, were Essayed at the request of William Seton Esqr: December 24th: 1790, and produced as follows
Car gr
12 Grains of A Spanish Doubloon 1777 Essayed produced 10.¹⁹⁄₂₄ pure gold
 1.⁵⁄₂₄ Silver
} Worse than
Stand ⁵⁄₂₄
12 Do: Do: 1782 tested 12
parted  1 Silver
11. Standard
12 Do. of A Portugal half Joe 1746 tested 11.¹⁴⁄₂₄ } ¹⁰⁄₂₄ Copper, ¹⁷⁄₂₄ Silver
W ³⁄₂₄
parted pure 10.²¹⁄₂₄
12 Do. Do. 1774 tested 11.¹⁶⁄₂₄ } ⁸⁄₂₄ Copper. ¹⁷⁄₂₄ Silver
W ¹⁄₂₄
parted pure 10.²³⁄₂₄
12 Do Do. 1782 tested 12 } Silver, Alloy   W ⁸⁄₂₄
parted pure 10.¹⁶⁄₂₄
12 Do. of A Moidore 1722 tested 11.¹²⁄₂₄ } ¹²⁄₂₄ Copper ¹³⁄₂₄ Silver
W ¹⁄₂₄
parted pure 10.²³⁄₂₄
12. Do. of A British Guinea 1745 tested 11.¹⁰⁄₂₄ } ¹⁴⁄₂₄ Copper ¹⁰⁄₂₄ Silver
Standard
parted pure 11
 
12 Do Do 1785 tested 11.¹⁶⁄₂₄ } ⁸⁄₂₄ Copper, ¹⁶⁄₂₄ Silver
Standard
parted pure 11
12 Do Do 1787 tested  ditto do.   Standard
12 Do of A French Guinea 1733 tested 11.¹⁸⁄₂₄ } ⁶⁄₂₄ Copper, ²²⁄₂₄ Silver
W ⁴⁄₂₄
parted pure 10.²⁰⁄₂₄
12 Do Do 1769 tested 11.¹²⁄₂₄ } ¹²⁄₂₄ Copper ¹⁸⁄₂₄ Silver
W ⁶⁄₂₄
parted pure 10.¹⁸⁄₂₄
12 Do Do 1788 tested 11.¹⁶⁄₂₄ } ¹⁶⁄₂₄ Copper ¹⁸⁄₂₄ Silver
W ¹⁰⁄₂₄
parted pure 10.¹⁴⁄₂₄
1 Milled Pillar Dollar 1770. 2 dwt 12 gra in the lb Troy Worse than Standard
1 Do 1772. 3 dwt: 2 gra in Do W
1 Do 1788. 3 dwt. 2 gra Do. W

7D, Hamilton Papers, Library of Congress.

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