Yongning Xian he tu.
永寧縣河圖. | Map of the river systems in Yongning County
Scale ca. 1:25,000. Cover title. Manuscript on silk. Labels pasted on to show physical features. Oriented with north to the bottom. Relief shown pictorially. Pictorial map. Available also through the Library of Congress Web site as a raster image. Includes text. Hummel purchase 1934, no. 25. Previous call number: G7823.L8C3 1767 .Y6 Vault Shelf AACR2: 700/1