Zhāng Chūntáng 張春棠 (mid-Qīng), of Jīngdé 旌德 (Ānhuī); brother-in-law of 方昌翰 Fāng Chānghán and source of the manuscript Fāng edited as the Zhúlín nǚkē zhèngzhì 竹林女科證治 (KR3ei026).