Leu Numismatics/Numismatica Ars Classica, Zurich, 26 May, 1993. 75 pages, 48 plates, 4 of them colour and 5 enlarged plates. Cardcover, fine condition, no PRL. 613 lots of top-quality Byzantine coins. This sale includes the extremely rare and recently attributed Byzantine-Papal siliquae of Rome. A must to have for any serious Byzantine collector.