01943oam 2200529I 450 991070738270332120160711151047.0(CKB)5470000002463688(OCoLC)885120962(EXLCZ)99547000000246368820140802d1959 ua 0engurn||||||||||txtrdacontentcrirdacontentcrdamediacrrdacarrierGraphic-locator method in geologic mapping /by David J. Varnes, Tommy L. Finnell, and Edwin V. PostWashington, D.C. :United States Department of the Interior, Geological Survey,1959.Washington, D.C. :Government Printing Office.1 online resource (iii, 10 pages) illustrations, charts, photographsContributions to general geologyGeological Survey bulletin ;1081-AAdditional title page description: "A description of a device for locating points on a contour map and how it has been used in geologic mapping."Title from title screen (viewed July 23, 2014).Includes bibliographical references.Geological mappingGeologyGraphic methodsGeological mappingfastGeologyGraphic methodsfastGeological mapping.GeologyGraphic methods.Geological mapping.GeologyGraphic methods.Varnes David J(David Joseph),1919-522214Finnell Tommy L.Post Edwin V(Edwin Van Horn),1928-Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910707382703321Graphic-locator method in geologic mapping3487288UNINA