General: (British Museum), A guide to the Department of Coins and Medals in the British Museum (4th ed. 1934); Carson, Coins, ancient, mediaeval, modern (1962); Humphreys, The coin collector's manual (2 vols 1853); Price, Coins, an illustrated survey 650 BC to the present day (1980); together with 13 other works (17)

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General: (British Museum), A guide to the Department of Coins and Medals in the British Museum (4th ed. 1934); Carson, Coins, ancient, mediaeval, modern (1962); Humphreys, The coin collector's manual (2 vols 1853); Price, Coins, an illustrated survey 650 BC to the present day (1980); together with 13 other works (17)