Special resource study, management concepts / environmental assessment
Subtitle: Underground railroad.
Contributors: United States. National Park Service. Denver Service Center.
Publisher: U.S. Dept. of the Interior, National Park Service, Denver Service Center
Published: 1995
Place of publication: Denver, Colo
Language: eng
Number of pages: 194
Subjects: Underground railroad
Other titles: Underground railroad
Notes: "September 1995."