Former French Railways "Mountain" 4-8-2 steamlocomotives 241A 65 (based in Full, Switzerland) and 241P 17 (from Le Creusot, France), doubleheading the Bözberg north ramp (1.2 %) with full steam and about 70 km/h towards the Gotthard. The 4 cylinder compound 241A 65 was built in 1931 as ETAT 241 001 by Fives Lille and has a power of about 3500 HP. The 4 cylinder compound 241P 17 was built in 1950 by Schneider, Le Creusot for the SNCF and has up to very impressive 4000 HP.