01673oam 2200517 450 991070397210332120150901081944.0(CKB)5470000002436018(OCoLC)882581908(EXLCZ)99547000000243601820140703d1923 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierTriangulation and primary traverse, 1916-1918 /C.H. Birdseye[Washington, D.C.] :Department of the Interior, United States Geological Survey,1923.Washington :Government Printing Office.1 online resource (914 pages, II pages of plates) illustrations, color mapBulletin / Department of the Interior, United States Geological Survey ;709Title from title screen (viewed July 3, 2014).Includes index.SurveyingUnited StatesTriangulationUnited StatesSurveyingfastTriangulationfastUnited StatesSurveysUnited StatesfastSurveys.fastSurveyingTriangulationSurveying.Triangulation.Birdseye C. H(Claude Hale),1878-1941,1389185Geological Survey (U.S.),COPCOPOCLCOOCLCAOCLCFGPOBOOK9910703972103321Triangulation and primary traverse, 1916-19183441767UNINA