02226oam 2200673 450 991070653420332120171207105451.0(CKB)5470000002457107(OCoLC)570791142(OCoLC)301274305(OCoLC)815333134(OCoLC)892425277(OCoLC)995470000002457107(EXLCZ)99547000000245710720100325d1960 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierAerial photographs in geologic interpretation and mapping /by Richard G. RayWashington :United States Department of the Interior, Geological Survey,1960.1 online resource (vi, 230 pages) illustrations, mapsGeological Survey professional paper ;373"The use of aerial photographs to obtain qualitative and quantitative geologic information, and instrument procedures employed in compiling geologic data from aerial photographs."Includes bibliographical references (pages 224-227).Aerial photographyPhotographic surveyingGeologyMapsGeologyTechnological innovationsAerial photographyfastGeologyfastPhotographic surveyingfastMaps.fastMaps.lcgftAerial photography.Photographic surveying.GeologyGeologyTechnological innovations.Aerial photography.Geology.Photographic surveying.Ray Richard G(Richard Godfrey),1920-1401939Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCOCSAOCLCQOCLCFCOPTRAALITDOCLCQTRAALOCLCQGPOBOOK9910706534203321Aerial photographs in geologic interpretation and mapping3522176UNINA