Relief shown by contours and hachures. At head of title: U.S. Coast Survey, A.D. Bache, Supdt. "Copied from the Archives of the U.S. Coast Survey for Gen. J.G. Barnard. [Signed] J.E. Hilgard, Asst. Coast Survey in ch. of office. Coast Survey Office, Washn., May 26, 1863." Pen-and-ink and red ink on tracing linen. In upper left corner: 211, L. Sheet 6. In lower right corner: Transferred from Office of Chf. Engr., Defenses of Washington to Engr. Dept., Jan'y 1866. Stamped on verso: By transfer, Chief Engineers Office, War Department. LC Civil War maps (2nd ed.) 520a.9 Available also through the Library of Congress Web site as a raster image. Vault DCP ARP
Bache, Chas. M.
1863
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