4090 Look, it's an Austrian train: ÖBB 4090 Annaberg [GFDL (http://www.gnu.org/copyleft/fdl.html), CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/) or CC BY 2.5 (https://creativecommons.org/licenses/by/2.5)] by Herbert Ortner, Vienna, Austria (own image, scan from slide), from Wikimedia Commons