Kevin,
I will try and get in touch with Skip Taylor today and see if he has any suggestions on sources I could contact. Meanwhile, if you click on the following link, it will give you the latest map I know of at the Northwest Planning:
http://www.nrpcvt.com/Road%20Name%20Maps/Fairfax%20Road%20Map_2008.pdf (http://www.nrpcvt.com/Road%20Name%20Maps/Fairfax%20Road%20Map_2008.pdf)