N 42° 06.ABC W 071° 02.[D+4][E+2]F
Brockton was first settled in 170A and officially became a city on April 9, 18C1.
On October 1, 188F, Brockton became the first place in the world to have a three-wire underground electrical system when Thomas Edison threw a switch to activate it.
On December 30, 188E, the first electrically operated fire station in the United States opened in Brockton.
On November 20, 201D Brockton set the world record for the most Santa Hat wearers in one place at one time with 17B2 people in downtown Brockton wearing hats, doubling their record from the previous year.
Certitude will provide information on the hide. Hope you enjoy.
Added 6/17/17:The original cache went missing due to the hiding spot migrating. It has been replaced in a new spot. Apply an offset of +.010 to the west coordinates if you solved it prior to this date. The north remain unchanged.
You can validate your puzzle solution with certitude.