And that mark (GNL41), I took a look on the web and had not found anything about then, only about the mark GNL42
No doubt original canteen I would say political SA, HJ etc however most them I see are RZM marked not all Our fieldgear experts Tom and JP will hopefully be along soon. I have several military ones with that maker and date I say military as the strap is different and they have a cup. timothy
Thank you very much Timothy!
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Yes, civilian canteen as far as I know, also used in political /paramilitary organizations in the Reich
maker G.N.L. = Gebrüder Noelle, Lüdenscheid