image usgs_drg_sd_43100_g8 South_Dakota 43.750N 100.875W Okaton SW o 2.438400000000 0.000000000000 0.000000000000 -2.438400000000 338016.692636203544 4860502.711059794760 G8 1949 1979 2006-10-16 USGS DRG o map of South_Dakota 43.750N 100.875W G8 Okaton SW maps_usgs usgs_sd jared@redjar.org 1979-01-01 2006-10-16