01633oam 2200421Ia 450 991069592840332120200601130125.0(CKB)5470000002374519(OCoLC)76786617(EXLCZ)99547000000237451920061122d2006 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierThe 20th-century topographic survey as source data for long-term landscape studies at local and regional scales[electronic resource] /by Dalia Varanka ; U.S. Department of the Interior, U.S. Geological SurveyRolla, MO :U.S. Dept. of the Interior, U.S. Geological Survey,2006.10 unnumbered pages digital, PDF fileOpen-file report ;2006-1002Title from title screen (viewed on Aug. 13, 2007).Includes bibliographical references (page [9-10]).Twentieth century topographic survey as source data for long term landscape studies at local and regional scalesCartographyTopographical surveyingLandscape changesCartography.Topographical surveying.Landscape changes.Varanka Dalia1404493Geological Survey (U.S.)GISGISGPOBOOK9910695928403321The 20th-century topographic survey as source data for long-term landscape studies at local and regional scales3543121UNINA