Count on tenebrus to hide a useless clue.
Below is the ciphertext that you will have figure out. When you do, it will reveal the coordinates of the geocache within 0.5 miles of the faked coordinates. You are looking for N 42°IJ.KLM W 74°QR.STU
books deaden wax webs
a tiger kicks a tattered face
proper pigs faxed a weight
we speak and wrought a rotten drool