NORTHERN SONG:LOT of 50 coins of Xi Ning (1071-1077) in regular script, xi ning zhong bao, including many calligraphic varieties, all quite attractive with light brown and green patina, retail value $350, lot of 50 coins. In 1071, the Xining zhong bao 10 cash coin was issued to meet military expenses. Later, illicit minting forced it to be devalued to 3 cash, and then in 1073 to 2 cash. It is hard to distinguish between 10, 3, and 2 cash coins.
