• Section Contents
  • Regal Irish Copper Coinage: Introduction

    Weight of Regal Irish Coppers

    Below is a table listing the average weight of each issue of regal Irish halfpence and farthings as reported in Dowle and Finn's guidebook. Following this are the patent or authorized weights as well as observed weights for Irish halfpence as reported by Mossman in table 13 on p. 126.

    Coin type Weight in grains
    Dowle and Finn    		 Patent weight in grains
    Mossman    		 Observed Weights in grains
    Mossman
    Charles II
    1680-1684 halfpence    		 110 110 105-119
    James II
    1685-1688 halfpence    		 125 110 101-130
    William and Mary
    1692-1694 halfpence    		 125 110 ? 85, 106-116
    William III
    1696, type 1 halfpenny    		 103 (both types)
    110    		 (both types)
    106-116
    1696, type 2 halfpenny 105
    George II
    type 1 halfpence 1    		 134 (both types)
    authorized weight
    134.6    		 (both types)
    95-110, 134-135
    type 1 farthings 2 68
    1760
    type 2 halfpenny    		 136
    1760
    type 2 farthing    		 68
    George III
    halfpence 3    		 134 authorized weight
    134.6    		 81-125

    1 George II type 1 (younger head) halfpence - 1736-1738,   1741-1744,   1746-1753,   1755

    2 George II type 1 (younger head) farthing - 1737,   1738,   1744

    3 George III halfpence - 1766,   1769,   1774-1776,   1781,   1782

    For tables detailing the weight and diameter ranges for each issue of circulating British regal halfpence and farthings, from the first issue of Charles II to the 1775 issue of George III - Click here.

    Reference

    See: Anthony Dowle and Patrick Finn, The Guide Book to the Coinage of Ireland from 995 AD to the Present Day   London: Spink, 1969 and Philip L. Mossman, Money of the American Colonies and Confederation: A Numismatic, Economic and Historical Correlation, Numismatic Studies, no. 20, New York: American Numismatic Society, 1993.

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    Section Contents Regal Irish Copper Coins p.1

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