A closer look at the inscriptions of the ÖBB Slps-x 
31 81 472 7 516-4, with instructions on how to unlock
and lock the ACTS frames. I don't know what the "B 100
+ 4" means. To avoid losing balance, only one frame
can be tilted out at a time. Straßgang (GKE), 2002-02-16.
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photo: <a href="mailto:tbk@uncia.de">tobias b köhler</a>