The locomotive was produced in two sub-classes, which were designated as IX b1 and IX b2.
In 1925 they were grouped by the
Deutsche Reichsbahn as DRG Class 97.2 within their
renumbering plan. The engines were employed on the
Höllentalbahn in the
Black Forest until they were eventually and later replaced by
DRG Class 85 locomotives.
The locomotive was produced in two sub-classes, which were designated as IX b1 and IX b2.
In 1925 they were grouped by the
Deutsche Reichsbahn as DRG Class 97.2 within their
renumbering plan. The engines were employed on the
Höllentalbahn in the
Black Forest until they were eventually and later replaced by
DRG Class 85 locomotives.