Wiener Stadtwerke petrol draisine type BD no. 6120, built 1963 by Stabeg Apparatebau as No. 6151 and used by the city rail signal workshop until 1995. A small 2-axle car with a drive element resembling a small motorcycle.

Wiener Straßenbahnmuseum, 2011-06-26.

tobias b köhler