DRG Class 97 is a class of German rack railway steam locomotive operated by the Deutsche Reichsbahn comprising:

References

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  • Weisbrod, Manfred; Petznik, Wolfgang (1981). Dampflokomotiven deutscher Eisenbahnen, Baureihe 97–99 (EFA 1.4) (in German) (2nd ed.). Düsseldorf: Alba. pp. 12–33. ISBN 3-87094-087-5.