Why limit yourself?
To the best of my knowledge, pedojoe's admin hasn't limited us to one gun per citizen.
Were you referencing 8mm Mauser? If so, at one time it was an extremely popular hunting round. And, its availability used to be somewhat limited, it seems to be available and, for the times, relatively cheap.
520 round SPAM cans for $349.50 (67 cents per round), with FREE shipping, Greek Army surplus.