John Salmi, KB1MGI writes on the Foxhunting list:
I placed a 2-meter[fox on] 146.565 press DTMF tone 2 activate at the East Boston Camps in Westford.
http://westfordfriendsebc.org/camps.php (See link for maps.)
Drive in along the dirt road next to the railroad tracks into woods to the closest parking area to the fox. The signal is strong.