About General
Braddock and His Road - Maintained by Fairfax County, VA.
Main
Indian Paths and Migration Trails in Pennsylvania is maintained at
the Westmoreland Co. genealogy web page. It includes an excellent map of
the main migration roads/trails. And it gives a knowledgeable explanation
of how the roads evolved and changed names.
National Road Route 40 -
maintained Frank Brusca.
The Old
National Road
Migration
Routes from Pennsylvania to Virginia - A nice discussion privately
maintained by J. William Cupp.