(...) The first generation TGVs have a different angle for the windshield and the nose. This creates a "step" in the profile: (URL) new Duplex and PBKA Thalys have a single curve: (URL) no rationale there, I just like the new profile over the old (...) (22 years ago, 27-Mar-03, to lugnet.org.ca.rtltoronto)
