Lot de 4 ouvrages sur les monnaies d'Asie
1- Silver crowns of the Far East, M. Oka, 1966 ; 2- Money in British East Asia, Frank H. H. King, colonial resaerch publication N° 19, Londres 1957 ; 3- Japanese coinage, Norman Jacobs, Ph. D. and Cornelius C. Vermeule III, New York 1972 ; 4- The catalog and guidebook of Southern Asian coins and currency, volume I France, Howard A. Daniel III, second edition.