M31 canteen marked OHW 40

Textbook M31 canteen in combination with a brownish phenolic resin (Bakelite) cup which started production in 1940! This example seems to be unissued and only shows some traces of storage and has been found as is! The flask itself is nicely marked OHW 40 which indicates production by Otto Honsel Werdohl in 1940. The cup is nicely marked with the 3 letter code gfc which indicates production by Julius Posselt, Gablonz an der Neisse, Reichsgau Sudetenland. The cup is MPD marked with the material S which indicates the usage of Phenolic resin (bakelite) with sawdust as the filler material.