Cache is not at the posted coordinates, this is a short two-stage multi.
The posted coordinates will take you to a plaque with some information about Franklin and rebecca Leavitt Chamberlain. They led 55 of their family members here from Quebec via a wagon train. Franklin was very involved in local politics and the family did much to help establish Oak Lawn as a successful town.
Read the plaque and obtain the following information to find the final, which can be found at:
N41 43.ABC W087 DE.FGH
AB = the two digit date that Oliver Stone Chamberlain was born
C = the last digit in the year Franklin Chamberlain was born
DE = the last two digits in the year Franklin and Rebecca built their home, one of the first structures in Oak Lawn
FG = the last two digits in the year the Chamberlains left Quebec
H = the total number of children Franklin & Rebecca had