TIBET: Xuan Tong, 1909-1911, AE skar, ND (1910), Y-4, Sino-Tibetan issue, four-petalled lotus design at center, surrounded by a string of pearls, with Chinese inscription xuan tong bao zang // dragon at center, surrounded by a string of pearls, with Tibetan inscription shon thong bod kyi rin 'khor skar gang (Xuan Tong, precious coin of one skar), PCGS graded XF40, ex Charles W. Lueders III Collection.

Estimate: USD 300 - 400