Republic of China, General Tang Chi-yao (Governor-General of Yunnan Province, rebelled against Yuan Shikai he issued dollars and half-dollars, together with a 50 cash coin in bronze, each showing a facing portrait of himself. He was the first of the many warlords that took control of large areas of the country as central authority disintegrated (Source: Ken Elks)), 50 Cents. 13.1000 g, 0.8500 Silver, 33mm. Toned EF.