01251nam 2200385z- 450 991071747160332120241218115727.0(CKB)5450000000373211(DcWaBHL)159710(EXLCZ)99545000000037321120240129c1969uuuu -u- -engAerial photography use for BLM in archeological site inventoryPortland, OrU.S. Department of the Interior, Bureau of Land Management, Portland Service Center19691 online resourceAerial photography in archaeologyArchaeologyBureau of Land ManagementExcavations (Archaeology)MethodologyUnited StatesRecords and correspondenceRecords and correspondenceAerial photography in archaeologyArchaeologyBureau of Land ManagementExcavations (Archaeology)MethodologyUnited StatesRecords and correspondenceUDDBOOK9910717471603321Aerial photography use for BLM in archeological site inventory3317296UNINA