From 1910 until 1914 more over 200 machines of this 4 cylinder (quadruplets) supertheated steam locomotives were built by Schwartzkopff an Vulcan. With the end of Reichsbahn area (DRG) in 1948 the last locomotives of this type were rejected.
Our Länderbahn version ist green-black-red with ornamental line at cylinder, drivers cab and tender. The Reichsbahn version will be built with dynamo and transmission lighting. Both versions are coupled with the tender pr. 2'2'T312,5.