George North (numismatist) He corresponded with the numismatist Patrick Kennedy on the coins of Carausius and Allectus. Among North's books was his manuscript account of Saxon and English coins, with drawings by Edward Hodsol. It later came into the possession of Rogers Ruding, with two plates engraved by North to accompany a dissertation (not completed) on the coins of Henry III. North also compiled "A Table of English Silver Coins from the Conquest to the Commonwealth, with Remarks": a transcript by Andrew Gifford was in 1780 in the collection of Mark Cephas Tutet. His notes on Joseph Ames's "Typographical Antiquities" were made use
Henry Cohen (numismatist) 1854, dealt with the Roman Republican coinage, while the second, issued in 8 volumes from 1859 to 1868, focused on the coinage of the Roman Empire, from Pompey to Romulus Augustus (49 BC - 476). Besides his numismatic works, Cohen wrote several compositions, one of which, the opera "l'Impératrice", was performed, about 1834, in Naples, Paris, and London. Moreover, he published four tracts about musical theory. Henry Cohen (numismatist) Henry Cohen (Amsterdam, 21 April 1806 – Paris, 17 May 1880), was a French numismatist, bibliographer and composer. Cohen moved from Amsterdam to Paris, where he worked as a music teacher