Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ COACH DESIGN FOR THE HELSINKI UNDERGROUND https://trid.trb.org/View/26586 Thu, 02 Jul 1981 00:00:00 GMT https://trid.trb.org/View/26586 THE FRA TEST CARS--WHAT ARE THEY DESIGNED TO DO, HOW THEY ARE BEING USED, NEW CAPABILITIES IN THE OFFING https://trid.trb.org/View/12398 Tue, 15 Jun 1976 00:00:00 GMT https://trid.trb.org/View/12398