Einheitsdampflokomotive

The Einheitsdampflokomotiven ("standard steam locomotives"), sometimes shortened to Einheitslokomotiven or Einheitsloks, were the standardized steam locomotives built in Germany after 1925 under the direction of the Deutsche Reichsbahn-Gesellschaft. Their manufacture made extensive use of standard design features and components.

Einheitslok of the Historic Railway, Frankfurt DRG Class 01 in 2007