D&H PA1 in MBTA service idles in the yard area of Bostons South station, together with some yard switcher.
Sun has nearly gone, only a little bit light shows the beauty of this engine and livery.
FO engine 105 is ready for the climb from Disentis to the pass of Oberalp with a Glacier Express in tow. At Disentis, there is always time for an engine exchange from RHB to FO cogwheel power.