LIBRARY OF CONGRESS – ONLINE ARCHIVES – MAP COLLECTIONS
Geography and Map Division, 101 Independence Ave., SE, Madison Bldg, Room, LM B01, Washington, D.C. 20540

Entry #1

Author: Metropolitan Railroad Company.
Title: [Metropolitan Rail Road Map].
Description: 1 map.
Summary: Map of the located route of the Metropolitan Rail Road and the adjacent country comprising the District of Columbia and the counties of Montgomery, Frederick, and Washington in the state of Maryland, Francis Dodge president M.R.R. Company, Edmund French, chief engineer, W. R. Hutton draughtsman, completed April 30, 1855, from surveys made in 1853 and 1854. Topographical map of part of Maryland showing relief by hachures, drainage, cities and towns, canals, the Washington Aqueduct, roads, and railroads with mileage on the main survey line. Chartered in 1853.
Location: Library of Congress, Geography and Map Division, 101 Independence Ave., SE, Madison Bldg, Room, LM B01, Washington, D.C. 20540.
Source: http://memory.loc.gov/ammem/gmdhtml/gmdhome.html.

Entry #2

Author: Engineer Department.
Title: [Upper Potomac Map].
Description: 1 map.
Summary: Upper Potomac from McCoy's Ferry to Conrad's Ferry and adjacent portions of Maryland and Virginia compiled from county maps and maps prepared by Col. J. N. Macomb, A.D.C. Lt. Col. Engrs with additions and corrections by Lt. Col. D. H. Strother, A.D.C. Engineer Department, 1863. Map, without border, extends from Frederick, Maryland, west to Winchester, Virginia, and Hagerstown, Maryland, south to Front Royal, Virginia. Depicted are roads, railroads, canals, drainage, houses, cities and towns, and relief by hachures. In some areas, countryside is described by terms such as "hilly & wooded country," "open country," etc.
Location: Library of Congress, Geography and Map Division, 101 Independence Ave., SE, Madison Bldg, Room, LM B01, Washington, D.C. 20540.
Source: http://memory.loc.gov/ammem/gmdhtml/gmdhome.html.

Entry #3

Author: Engineer Department (United States Army Corps of Engineers).
Title: [Military Departments Map].
Description: 1 map.
Summary: Portions of the military departments of Virginia, Washington, Middle & the Susquehanna, prepared in the Engineer Department, July 1863. Denis Callahan deltr. United States. Army. Corps of Engineers. Roughly drawn base map covering southern Pennsylvania, Maryland, Northern Virginia, and Washington D. C., and indicating populated places, common roads and turnpikes, contemplated and existing railroads, canals, and relief by hachures.
Location: Library of Congress, Geography and Map Division, 101 Independence Ave., SE, Madison Bldg, Room, LM B01, Washington, D.C. 20540.
Source: http://memory.loc.gov/ammem/gmdhtml/gmdhome.html.

Entry #4

Author: Chesapeake and Ohio Canal Company.
Title: A Complete Set of Maps.
Description: 23 l., 35 pl. obl. fol. cm.
Summary: A set of maps related to the C&O Canal.
Location: Library of Congress, Geography and Map Division, 101 Independence Ave., SE, Madison Bldg, Room, LM B01, Washington, D.C. 20540.
Source: www.loc.gov.