This geocache is part of a 9 cache series that can be found in various cemeteries throughout the area. Of course you do not have to complete the series to make any individual cache finds. To complete the series final, each cache will give you a clue to solve the needed coords for GC8F0B1 Ceme-series Final.
You are searching for a standard black nano. Sorry, it was only cache that would work here. Hint is a Spoiler!
Locate William & Mary just a few feet from GZ. William was a Veteran of WW2. They show their love with their stone displaying their date of marriage. Aug 30, 1944.
To get your clue here...
D = last digit of William's birth year minus 4