Description Fine liner 0,1 mm drawing.Polish fast steam locomotive Pm 36-1.Pm 36 was an experimental steam locomotive. Two prototypes: Pm36-1 and Pm36-2 were built in 1937. Pm36-1 had aerodynamic fairing. Locomotive won a gold medal at the International Exposition of Art and Technology in 1937 in Paris.Pm36-1 was lost during World War II. Pm36-2 'Beautiful Helen' survived WWII and was working in Poland until 1965. Now, 'Beautiful Helen' is a tourist attraction in Wolsztyn in Poland.