01287nam 2200373Ka 450 991069254730332120040712120722.0(CKB)5470000002353982(OCoLC)55617536ocm55617536(OCoLC)995470000002353982(EXLCZ)99547000000235398220040609d2002 ua 0engtxtrdacontentcrdamediacrrdacarrierNational Capital Region technical report[electronic resource][Washington, D.C.] :NPS Social Science Program,[2002]Title from title screen (viewed on June 6, 2004).National Park Service comprehensive survey of the American publicNational parks and reservesPublic useWashington RegionSurveysNational monumentsWashington RegionSurveysOutdoor recreationWashington RegionStatisticsStatistics.lcgftNational parks and reservesPublic useNational monumentsOutdoor recreationGPOGPOBOOK9910692547303321National Capital Region technical report3210654UNINA