• Map
    Zhong you he gong quan tu.
    中游河工全圖. | Complete map of the Yellow River embankment project
    Scale ca. 1:80,000. Pen-and-ink and watercolor. Oriented with north toward the upper left. Relief shown pictorially. Pictorial map. Shows the engineering projects of the central section of the Yellow River in Shandong Province. Yellow and red labels pasted on showing mileage and dikes which need repair. Available also through the Library of Congress Web site as a raster image. Previous call number: G7822.Y4N2 1899 ...
    • Date: 1898