In different variants, the Lanz type HN3 20/25 PS Bulldog was made from 1935 to 1944. The shown vehicle is a Lanz type HN3-D7506 Ackerluft-Bulldog. The vehicle had a Wehrmacht number plate.
This civilian Lanz type HN3-D7506 Allzweck-Bulldog towed several trailers of a unit of the Luftwaffe. In the pre-war period, it was not unusual that civilians were committed for transport tasks of the Wehrmacht.