Adie Roberts continues his inspirations to help inspire modellers of all abilities to work out of their comfort zone building dioramas or just trying new builds.
They were designed by Richard Wagner who was Chief Engineer of the Central Design Office at the Locomotive Standards Bureau of the DRG. About a dozen classes of locomotive were referred to as Kriegslokomotiven; however, the three main classes were Class 52, 50, and 42. They were numbered 52 1-52 7794. A total of 20 are preserved in Germany.