Ausland, Sylloge of Coins of the British Isles.
Band 21: Coins in Yorkshire Collections: The Yorkshire Museum, York, the City Museum, Leeds, the University of Leeds. Part I: Coins from Northbrian Mints, c. 895-1279. Part II: Ancient British issues and later Coins from other English, Irish, and Scottish Mints to 1279. Bearb. von Elizabeth J.E. Pirie. London 1975. 206 Seiten. 54 Tafeln.
Leinen. Gebraucht