This is a bonus cache for those completing the Hutchinson History Adventure Lab. Upon completion of the final stage, you will be given a key word to enter into the geochecker below. The correct keyword will get you the coordinates for the final, bonus cache. Thanks for playing, and happy caching!
https://labs.geocaching.com/goto/HutchinsonHistory1
The easiest way to play the Adventure Lab is with the Adventure Lab app from Geocaching.
You can validate your puzzle solution with certitude.