A drawing of a bird flying over a map Map showing the positions occupied by the Tenth New York Cavalry in the cavalry engagements on the right flank at Gettysburg, Penn. : on July 2 & 3, 1863, between the Union cavalry under Gen. D. McM. Gregg and the Confederate cavalry under Gen. J.E.B. Stuart.

Finished ms. version of later printed map showing Federal cavalry positions and movements, camp and barracks of the 10th N.Y. Cavalry in 1861-62, drainage, vegetation, roads, streets, railroad, houses, and names of occupants.
Covers troop positions in rural areas east of Gettysburg.
Relief of hills shown by form lines.
Author's name and date of preparation from LC Civil War Maps, 2nd ed., 1989.
Printed version appears in Preston's History of the Tenth Regiment of Cavalry, New York State Volunteers, Aug. 1861 to Aug. 1865. New York, D. Appleton, 1892, opp. p. 116.
In lower margin: The government maps used by permission of the Chief of Engineers, U.S.A.
Pen-and-ink (india ink).
Accompanied by 2 untitled ms. maps, presumably done as preliminary studies, on which the Union cavalry actions have been sketched partly in ink and partly in pencil. Also accompanied by 4 untitled ms. maps of the movements of "Stuart's cavalry, July 3, 2 to 5 P.M." apparently drawn as preliminary studies for the Confederate troop positions, which appear in red on the printed version. [6] maps : ms. ; 50 x 64 cm. or smaller, on sheets 55 x 73 cm.
Includes text.
LC Civil War maps (2nd ed.), 346
Available also through the Library of Congress website as raster image.