Colonial National Monument : Yorktown Battlefield, Virginia /
Geological Survey (U.S.)
Trimble, K. W.
Virginia Conservation Commission.
United States.Yorktown Sesquicentennial Commission.
United States.National Park Service.
Washington : U.S. Geological Survey,
1931.
Relief shown by contours and spot heights.
Contour interval 5 feet.
Surveyed in 1930-1931.
"Civil War fortifications shown by contours."
Topography by K.W. Trimble, R.M. Wilson, J.M. Rawls, H.A. Bean, E.V. Holloway, J.O. Kilmartin, S.E. Clement, and G.A. Mock. Control by U.S. Geological Survey and U.S. Coast and Geodetic Survey.
Text, illus., and maps under title "The Colonial National Monument: Its History and present development" on verso.
On verso: Map of Yorktown Battlefield -- Aerial view Yorktown Sesquicentennial celebration area October 16, 17, 18 and 19, 1931 -- Yorktown Enlargement -- Approach highway map Colonial National Monument.
Shows French, American and British positions.