At the posted coordinates you will find a unique marker for the Whisler family. The Whislers were apparently quite prolific, having 8 children listed on the marker. You'll have to do some basic math, using the children's birth MONTHS.
The final can be found at:
N41 0(John-Albert).(Jacob-Isaiah)(Mary)(John-Reuben)
W83 4(Jacob+2).(Esther-Susannah)(Mary+1)(Isaiah-4)