Catalogue of the Byzantine coins in the Dumbarton Oaks Collection and in the Whittemore Collection Volume three Part I Leo III to Nicephorus III 717-1081 Leo III to Michael III (717-867), 0-88402-045-2 PhilipGrierson, Second impr. Washington D.C., Dumbarton Oaks research library and collection, 1993 (Dumbarton Oaks catalogues). DOC3.1

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