A magazine-style publication examining the history of the German Class 39 steam locomotives, built for Prussian railways as type P10 in the 1920s. The locomotives saw use on passenger trains throughout Germany. Over 250 locomotives were built, 85 of which were rebuilt in the late 1950s and early 1960s as Class 22. Contains articles looking at the design and history of the locomotives. Well-illustrated throughout with black & white photographs and diagrams. German text. 90 pages.