M1029. regulation Model 1859 bullseye canteen with it's original cover and sling, this one has a fantastic look to it, the cover is strong and solid with sweat stains from hard use, the strap is worn and frayed, the pewter spout is maker marked by HADDEN, POERTER, & BOOTH PHILA, just imagine the history that this indispensable piece of equipment witnessed and participated in