The Part of a circle at the meeting of Pennsylvania & Kentucky avenues--on the Eastern Branch : calculated March 1811 : [Barney Circle S.E., Washington, D.C.].

Survey map showing line dimensions and compass orientations.
Pen-and-ink.
Watermarked (fleur-de-lis and crown).
Mounted on cloth backing.
Available also through the Library of Congress Web site as a raster image.
Phillips. Washington, 1
Vault
DCP