Transfer train from Biel Produktionsanlage Ost (former shunting yard) via Olten to Zürich Vorbahnhof, between Oensingen and Oberbuchsiten, with Neu-Bechburg castel in the background. Re 420 # 133 (Re 4/4 II # 11133) is pulling electric shunter Ee 922 # 018 to Zürich and diesel shunter Em 3/3 # 18824 "Emma" (Em 830 # 824) to Olten. The Em 830 # 824 is shunter in the SBB works in Olten, and one of very few still operational Em 3/3, built in 1962.