拍品描述： SINKIANG: Ya qub Beg, 1865-1877, AR ½ miscal, Kashgar, AH1291, Cr-37-1.1. A-P3090, citing the Ottoman sultan Abdul Aziz, lovely well-centered strike, rare date and superb example! PCGS graded MS62, RR. All coins of Ya qub Beg bear the name of the then current Ottoman sultan, whom he recognized as overlord in order to assure protection against both the Russians and Chinese during the period of the "The Great Game" in Central Asia.