Potomac Heritage
Subtitle: National Scenic Trail, Washington, D.C.--Maryland--Pennsylvania--Virginia
By: National Park Service, U.S. Department of the Interior
Publisher: National Park Service, U.S. Department of the Interior ; [Supt. of Docs., U.S. G.P.O. [distributor
Published: 2007
Place of publication: Washington, D.C.?]
Language: eng
Notes: Shipping list no.: 2008-0105-P.

Additional information available via Internet from the National Park Service website. Addresses as of 02/19/2008: http://www.nps.gov/pohe ; http://www.nps.gov/pohe/forteachers ; http://www.nps.gov/archive/gwmp/vapa/pht.htm