The Prussian G 8.2 class of locomotives actually incorporated two different types of engine: One was the Prussian/Oldenburg G 8.2, for which the Deutsche Reichsbahn subsequently issued follow-on orders; the other was the G 8.2 of the Lübeck-Büchen Railway.
Read more about Prussian G 8.2: Prussian G 8.2, G 8.2 of The LBE, See Also, Source