Walker, J., A Catalogue of the Arab-Byzantine and Post-Reform Umaiyad Coins [in the British Museum], London, 1956, civ + 329pp, 31 plates; together with other references on Middle Eastern coins (30), by Nercessian, Lane-Poole, Sarma, Lingen/Wiggins, Balog, Valentine, Metcalf, etc [31]. Publishers’ bindings £80-£100