In Black Run Preserve.
You can park close by and get information off the signs in the general area.
You are looking for 3 signs, 1: Sign with the word "No" on it. Ignore this word. 2: Long white sign with vertical letters. 3: Sign about a Scout Project. If any letter does not work, use it as a zero.
N 39 50.ABC W 074 53.DEF
A: "Long" sign - 10th letter.
B: "No" sign - 2nd word, last letter.
C: "Scout" sign - 3rd word, 3rd letter.
D: "No" sign - 4th word, 2nd letter.
E: "Scout" sign - 1st number of the Troop.
F: "Long" sign - 15th letter.
Checksum North 15, West 15.