Coins were issued for a period of less than two and a half years - see chronology at right.  A good recent BNJ reference to the Dublin Exchange is Richard Cassidy, 'Documents of the Irish exchange and mint, 1251-54', British Numismatic Journal 87 (2017), pp 67-72.  Click here to see the Exchange accounts (from Cassidy).

Other BNJ References
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D. W. Dykes, ‘The Irish coinage of Henry III’, 32 (1963), 99-116
W. A. Seaby, ‘The 1969 Colchester hoard: II. The Anglo-Irish portion’, 44 (1974), 43-48, pl