National Park System and related areas as of June 1, 1982
Subtitle: index.
Publisher: Dept. of Interior, National Park Service; for sale by the Supt. of Docs., U.S. G.P.O.
Published: 1982
Place of publication: Washington, D.C
Language: eng
Number of pages: 94
Subjects: Historic sites -- United States -- Directories.; National parks and reserves -- United States -- Directories.