2020-13, 100th Anniversary of Harbin Institute of Technology《哈尔滨工业大学建校一百周年》
2020-13, 100th Anniversary of Harbin Institute of Technology《哈尔滨工业大学建校一百周年》 Stamp Title: 100th Anniversary of Harbin Institute of Technology Serial number: 2020-13 Values in set: 1 (1-1), 100th Anniversary of Harbin Institute of Technology, 120 fen, 30 * 40 mm (1-1s), 100th Anniversary of Harbin Institute of Technology (Full Sheet), 1440 fen, 165 * 155 [...]