The posted and final coordinates of the letterbox are *NOT* the same.
The cache is not located at the listed coordinates
This cache is in the Gilmore Metro Park. For more info see cache page https://coord.info/GC7CPJ7
The final cache coordinates are given below:
If there are zero bird houses here the final is at: N39 20.962 W84 30.913
If one then : N39 21.043 W84 30.884
If two then: N39 20.872 W84 31.013