Original German Pre WWII 5 Liter Trinkwasser Drinking Water Canister by Ritter Aluminum Technical Books and it looks like it

and it looks like it will polish out easily with a bit of effort

This can in fine condition for being 97 years old is stamped 2

Offered in good solid condition

The Schwarzlose MG M

When a trade badge was allocated with the outstanding performance

Original German Pre WWII 5 Liter Trinkwasser Drinking Water Canister by Ritter Aluminum Technical Books and it looks like itOriginal Item: Only One Available. Drinking water was transported to front line trenches in petrol cans. It was then purified with chemicals. To help disguise the taste, most water was drunk in the form of tea, often carried cold in soldiers individual water bottles. In extreme circumstances, soldiers might resort to boiling filthy water found in shell holes. Drinking polluted water could lead to diarrhea and outbreaks of dysentery. This drinking