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RT @USGS_Pubs: Geologic map of the Osage SW 7.5ʹ quadrangle, Newton, Madison, and Carroll Counties, Arkansas https://t.co/giE46hY7cT #Mapp…
RT @USGS_Pubs: Geologic map of the Osage SW 7.5ʹ quadrangle, Newton, Madison, and Carroll Counties, Arkansas https://t.co/giE46hY7cT #Mapp…
Geologic map of the Osage SW 7.5ʹ quadrangle, Newton, Madison, and Carroll Counties, Arkansas https://t.co/giE46hY7cT #MappingMonday https://t.co/VorTHR1GQS