WW1 US Infantry Disc Marked Canteen Set 1917

A WW1 US canteen that has 1917 dated cover with infantry identification equipment disc to front. The tan canvas cover shows signs of much use with disc affixed to front reading ' 48G6' . Inside of cover has date 1917 with maker initials 'R.I.A' for the Rock Island Arsenal . Canteen marked ' US AGMCo 1918'. Well used with staining & dirt to cover .