• Yiyang Xian he tu.

    Scale ca. 1:25,000. Shows rivers in Yiyang Xian, Henan Sheng. Cover title. Manuscript on silk. Labels pasted on to show physical features. Oriented with north to the bottom. Relief shown pictorially. Pictorial map. Hummel purchase 1934, no. 22. Available also through the Library of Congress Web site as a raster image. Includes text. col. map 90 x 90 cm. fold. in cover 32 x ...

    • Original Format: Maps
    • Date: 1734