View on the large driving wheels of NMBS-SNCB steam locomotive 12.004. Being 2.1 m in diameter these are the second largest driving wheels for a steam locomotive, with only the streamlined DRG BR 05 locomotives having larger wheels with a diameter of 2.3 m.

Leuven , 06/07/2006.

Photo by : Denis Verheyden (msts_2@hotmail.com)