Sign is missing here's the final coords N 39° 07.877 W 084° 24.516
At the posted coordinates you will find a sign "Little Miami River Valley". Clues from the sign will give you the coordinates to the final.
This is a letterbox, please don't take the stamp
The final is at :
N 39° 07.877 W 084° 24.516
N 39° 07.877 W 084° 24.516
where:
A=X+Y+Z "...Levi Ault to acquire XYZ acres of...."
B=Q-R-S "... parks systen in 1QRS. With ...."
C= G+H "... has expanded to cover 2GH acres.....
Final hint: As you walk North east on the trail you will see a rock wall jus tto the left. The cache is under a rock between the wall and a tree.