bahnbus.at Busfotos - BB4050 https://www.bahnbus.at/4images/categories.php?cat_id=1525 Thu, 30 Apr 2026 02:01:43 GMT BB 4050 https://www.bahnbus.at/4images/details.php?image_id=2016 Fri, 20 Feb 2015 19:07:14 GMT BB4050 https://www.bahnbus.at/4images/details.php?image_id=2016