Mid-Qīng 清 historical-geographical scholar, native of Dāngtú 當塗 in Tàipíng 太平 prefecture (modern Ānhuī, on the Yangtze just north of Nanjing). Zì Wèishān 位山; hào Tuìwēng 蛻翁. Lifedates 1668–1756 (CBDB id 62026 gives 1668; the catalog meta and standard sources give 1667 — both acceptable; the catalog’s 1667 is followed in the work-note frontmatter).
Jǔrén of Yōngzhèng 1 / 1723 (癸卯). In Qiánlóng 1 / 1736 he was nominated for the Bóxué hóngcí 博學鴻詞 special examination but did not pass; in Qiánlóng 17 / 1752, aged 85 suì, he was nominated for the special Jīng xué 經學 (“Canonical Learning”) imperial examination and was specially appointed Hànlínyuàn jiǎntǎo 翰林院檢討 — an unusual late-life imperial recognition for the Yǔ gòng commentary that had been the labor of his lifetime.
Major works: (1) Yǔ gòng huì jiān 禹貢會箋 (KR1b0058) in 12 juǎn, the standard Qing-period continuation of 胡渭’s Yǔ gòng zhuīzhǐ (KR1b0053); (2) Zhúshū jìnián tǒng jiān 竹書紀年統箋 in 12 juǎn (separately in the Sìkù), the standard Qing-period investigation of the Bamboo Annals and one of the foundational Qing kǎojù contributions to early-Chinese chronological history; (3) Mǎntíng zǎ lǎn 滿庭雜覽 (a miscellany, also in the Sìkù); (4) extensive poetry and prose. He is one of the few Qing classical scholars whose specialty in early-Chinese geographical-chronological scholarship was directly recognized by imperial appointment to the Hànlínyuàn.