Pre war M31 canteen marked OHW 38/39

Excellent pre war M31 canteen in good used condition. The flask itself, the cover and the strap are all marked O.H.W. 39 and the cup is marked O.H.W. 38, this is most likely a factory configuration from early 1939. O.H.W. indicates production by Otto Honsel-Werke, Aluminiumwerk, Werdohl. Excellent pre war M31 pattern canteen in great used condition.