在滇黔公路贵州盘县与云南富源县交界处，有一座书明“滇南胜境”的古牌坊，牌坊一隅立有一块“鬻琴碑”，说的是清朝康熙四十五年十月，杭州府钱塘县孙土寅出任平彝（今富源）县令时清政廉明的事。任职期间，他律己戒贪，爱民如子，到康熙五十一年五月卸任时，两袖清风，无盘 Yunnan and Guizhou Guizhou Panxian County Road and Fuyuan County in Yunnan at the junction, there is a book that “Yunnan Shengjing” of the ancient arch, arch a corner set up a “Qiu Qin monument,” said the Qing Emperor Kangxi forty-five years in October, Sun Tuyin, Qiantang County, Hangzhou Prefecture, took the post of Qingyi clean government at Pingyi (now Fuyuan) magistrate. During his tenure, he disciplined himself and loved the people as a child. When he left office in May of the reign of Emperor Kangxi,