In 1922 the Deutsche Reichsbahn began to develop a renumbering plan to standardize the numbering of steam locomotives that had been taken over from the state railways (Länderbahnen).
GNU Dr. Geo is interactive geometry software that allows its users to design & manipulate interactive geometric sketches.
Developmentally-regulated GTP-binding protein 2 is a protein that in humans is encoded by the DRG2 gene.
Developmentally-regulated GTP-binding protein 1 is a protein that in humans is encoded by the DRG1 gene.
German Kleinlokomotiven (literally: small locomotives) like the DRG Kö II (later: Köf II) were developed as locomotives with a low weight and driving power for light shunting duties.