The posted coordinates will bring you to an old fort that protected white settlers from the local Indians.
It was called Kimball's Garrison. Even the pond down on Main Street is called Kimball's Pond.
Now the question is what year was the garrison built?
Add those date digits together and add the results to 931 to get the West coords. Make sure to use the coords below and not the posted coords.
N43 10.915 w71 38.931