image usgs_drg_mo_36092_f8 Missouri 36.625N 92.875W Hilda o 2.438400 0.000000 0.000000 -2.438400 499171.2875 4067996.2203 F8 1965 1975 2006-10-10 USGS DRG o map of Missouri 36.625N 92.875W F8 Hilda maps_usgs usgs_mo jared@redjar.org 1975-01-01 2006-10-10