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.) 689.5 Available also through the Library of Congress Web site as a raster image. Vault DCP
Cluss, A. - Dahlgren, John Adolphus Bernard
Depths shown by contours and soundings. "Area to be filled shaded in red." Oriented with north toward the upper right. "To accompany report of Oct. 24, 1891, Peter C. Hains, Lieut. Colonel of Engineers." Available also through the Library of Congress Web site as a raster image. Includes "Cross section of proposed channel." "H Ex--30--52 1." LC copy fold-lined, halved, and mounted on cloth ...
Hains, Peter C. (peter Conover) - United States. Army. Corps of Engineers - Hains, Peter C.