212.121 about to depart on train 6777, 13:57 Grävenweisbach to Friedrichsdorf (Taunus) on 27 September 1991. At the time of this visit in 1991, Grävenweisbach marked the limited of passenger train operations on this branch known as the Taunusbahn. In 1999 operations were extended through to Brandoberndorf. A few years later operations were handed over to the regional government railway, Hessische Landesbahn.