Cao Zhenji (清) 曹貞吉 Ke xue ci bu yi yi juan 珂雪詞 補遺 一卷 Kexue ci Cao Zhenji (清) 曹貞吉 [撰] - 1 ts'e, 2+1 chüan - 四部備要 314 . Subjects--Topical Terms: Literature -- Poetry -- Cao Zhen-ji -- Qing