locomotives for the same purpose shows: While the Prussian P8 (BR38.10-40) still achieved an indexed output of 1,180 hpi, locomotives of the BR23 as a replacement class produced a proud 1,785 hpi. Technical [...] locomotives of the class (BR) 01 can only show their performance at 54 kilometers per hour, this already happens at 20.5 kilometers per hour with the passenger locomotives of the BR39.0-2 (Prussian P 10). [...] expected, its design does not necessarily mean that it is suitable for general use. "For example, the BR10 locomotives designed for heavy express service on main lines, with an axle load of 22.4 tons, proved...