1972 census of transportation.
Truck inventory and use survey.

Description

Viewability

Item Link Original Source
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University
Full view   Pennsylvania State University