Wisconsin is made up of 72 counties, this cache is focused on Marathon county. Marathon County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 134,063. Its county seat is Wausau. It was founded in 1850, created from a portion of Portage County. At that time the county stretched to the northern border with the upper Michigan peninsula. It is named after the battlefield at Marathon, Greece. Marathon County comprises the Wausau, WI Metropolitan Statistical Area and is included in the Wausau-Stevens Point-Wisconsin Rapids, WI Combined Statistical Area. Here are a few stats about Marathon County, courtesy of Wikipedia. You can learn more about Marathon county at: https://en.wikipedia.org/wiki/Marathon_County,_Wisconsin
This county's oldest geocache is GC112D The Three Bad Ribs placed by Good Dogs.
You will find this cache at N44 36.ABC W90 01.DEF
A: Congressional district
B: The oldest geocache is GC11BD .
C & D: The county has a total area of 1,5DC square miles.
E & F: As of the 2010 census, the population was F3E,063.
SOURCE: Most of the information on this page was obtained from Wikipedia's page about this Wisconsin county.
CHECK SUM: A+B+C=15 D+E+F=12