The Dermott or tin case map of Washington 1797-8.

Shows block numbers and proposed government buildings.
Depths shown by soundings.
"United States Coast and Geodetic Survey Office, Washington, May 4, 1888."
Facsimile.
Original version: [1798?].
Includes text headed "Washington City, March 30th 1854" and texts of official documents.
LC copies annotated in red ink to correct document no. to 653. Copy 1 also laminated, sectioned, and mounted on cloth backing. Copy 2 also torn and fold-lined.
Available also through the Library of Congress Web site as a raster image.
2 copies
DCP