Gōng Mèngrén 宮夢仁 (b. 1642 per CBDB id 65059; the Sìkù catalog meta records “b. 1632”, which is preferred against — Wilkinson §62.3.8 gives his jìnshì as 1673, consistent with the CBDB 1642 birth-year), zì Dìngshān 定山, native of Tàizhōu 泰州 (Jiāngsū). Jìnshì of Kāngxī 12 (1673), advanced through provincial appointments to xúnfǔ Fújiàn (Fújiàn governor) before retiring to Tàizhōu. His principal surviving work is the Dúshū jì shù lüè 讀書紀數略 (KR3k0062) — the 54-juǎn Qīng lèishū of numbered-set knowledge — which he presented in person to the Kāngxī emperor during the emperor’s southern progress in 1707 and which received imperial printing-block patronage.