Lot# 9003

bearing three 10 fen surcharged revenue stamps used as basic currency postage, paying a total of 30 fen, tied by Kweiyang cds “49.7.21”, the franking correctly pays the second international aerogramme rate of 30 fen in effect from 1949 July 5 to November 15. Illustrated in Patrick Choy, China Silver Yuan Stamps (3rd Edition), page 34, Figure 1-16, this is an early Silver Yuan period commercial usage of revenue stamps employed as basic currency postage, demonstrating the provisional practice adopted due to stamp shortages following the Directorate General of Posts (DGP) implementation of the Silver Yuan system, and reflecting the continued operation of international airmail routes from inland China (such as Kweiyang) during the transitional period, of significant postal history and exhibition importance.