ÖBB 4010 unit on a siding in Graz Hbf.
The cab car (6010 025-2) is air-conditioned, the next car has
fully opening windows, and the remaining three cars have half
opening windows. 2003-01-09.
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photo: <a href="mailto:tbk@uncia.de">tobias b k&ouml;hler</a>