Wisconsin is made up of 72 counties, this cache is focused on Jefferson county. Jefferson County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 83,686. Its county seat is Jefferson. Jefferson County comprises the Watertown-Fort Atkinson, WI Micropolitan Statistical Area, which is also included in the Milwaukee-Racine-Waukesha, WI Combined Statistical Area. Here are a few stats about Buffalo County, courtesy of Wikipedia. You can learn more about Buffalo county at: https://en.wikipedia.org/wiki/Jefferson_County,_Wisconsin
This county's oldest geocache is GC684 Ice Age Vista placed by GrouseTales.
You will find this cache at N44 33.ABC W90 04.DEF
A: The county has a total area of 58A square miles
B & C: The population in 1850 was 15,C1B.
D: The oldest geocache is GC6D4.
E & F: The oldest geocache was Hidden : 04/12/2EF1
SOURCE: Most of the information on this page was obtained from Wikipedia's page about this Wisconsin county.
CHECK SUM: A+B+C=13 D+E+F=8