Yang, Jackie2014-01-242014-01-241992http://hdl.handle.net/1773/24796UW access onlyLetters, Jackie Yang to Bertil Lintner. I shall answer your questions first re: 1. Jimmy Yang or Yang Kyein Sein. He was born in Kokang (not sure of the exact place) could be Jadiling, in April 1920.KokangKokang history