Cluss, A. Dahlgren, John Adolphus Bernard, 1809-1870. manuscriptcartographic Maps. lcgft https://id.loc.gov/authorities/genreForms/gf2011026387 1861. eng Covers part of Anacostia River in Washington D.C. "Aug. 18th 1861." Relief shown by hachures. Depths shown by soundings. India ink and blue wash. Includes note. At upper left: 211, L. Sheet 16. LC Civil War maps (2nd ed.) Manuscript maps. Anacostia River (Md. and Washington, D.C.)--Maps. Anacostia River Valley (Md. and Washington, D.C.)--Maps. United States Anacostia River. United States Anacostia River Valley. United States Anacostia River (Washington) United States Anacostia River Valley (Washington) Available also through the Library of Congress Web site as a raster image. http://hdl.loc.gov/loc.gmd/g3852a.cw0689500