TY  - BOOK
AU  - Gu Yanwu
AU  - (清) 顧炎武
TI  - Jing dong kao gu lu
KW  - Geography -- Regional -- He-bei -- Antiquities -- Qing
KW  - History -- Antiquities -- He-bei -- Qing
N1  - vgl. Hummel [0212/3] S.424
ER  -