01460oes 2200481I 450 991070356580332120160413100722.0(CKB)5470000002432042(OCoLC)720657392(EXLCZ)99547000000243204220110506a20109999 ca engb|||||||||||||||||||||durcn|||||||||crirdacontentcrdamediacrrdacarrierBalltown quadrangle, Iowa--Wisconsin 7.5-minute series /produced by the United States Geological Survey[Reston, Va.] :U.S. Department of the Interior, U.S. Geological Survey,2010-1 online resource (maps) colorRelief shown by contours and spot heights.Includes location map and index to adjoining quadrangles.Balltown quadrangle, Iowa--Wisconsin Dubuque County (Iowa)MapsGrant County (Wis.)MapsIowaDubuque CountyfastWisconsinGrant CountyfastMaps.fastMaps.lcgftGPOGPOOCLCQOCLCFOCLCOGPOOCLGPOJOURNAL9910703565803321Balltown quadrangle, Iowa--Wisconsin3519238UNINA