Driving performance after an extended period of travel in an automated highway system.

Federal Highway Administration, Office of Safety and Traffic Operations, Washington, D.C.

Guidebook on methods to estimate non-motorized travel: overview of methods.

Turner-Fairbank Highway Research Center, McLean, Va.

Purposes of vehicle trips and travel: report 3, 1977 - NPTS. Final report.

Mode of access: Internet.

Home-to-work trips and travel: report 4, 1977 - NPTS. Final report.

Federal Highway Administration, Highway Statistics Division, Washington, D.C.

Getting one's bearings; observations for direction and distance,

Bearings, and introduction.--The gentleman.--Reason.--Imagination.--The calling.--Time.--Now.--Words.--Shibboleth.--Luck.--Success.--Friendship.--The citizen.--Travel.--Religion.