A lineup of older diesel locomotives operated by SBB Infrastructure and SBB Historic, respectively, at the SBB industrial plant in Olten. From left to right: Diesel tractor (small shunting locomotive) Tm IV # 9685 "Dora", built by SLM in 1975 and taken over by the SBB in 1988, shunter in the IW (Industriewerk). Em 3/3 # 18824 "Emma", built in 1963 by SLM, SAAS and BBC, shunting locomotive in the IW. Em 3/3 # 18815 "Sara", built in 1963 by SLM, BBC and SAAS, shunting locomotive in the IW. Bm 4/4 # 18435, built in 1960 by SLM and SAAS, shunting locomotive in the IW since a few weeks (was before in Brig). Bm 6/6 # 18505 of SBB Historic, built in 1960 by SLM, BBC and SAAS, stabled in depot Olten. Was shunting locomotive in Brig til february 2016.
