M3A1 Anti Tank Gun Sandbag Jungle Diorama New Orleans United States // NEW ORLEANS, Louisiana — An M3A1 37mm anti-tank gun rests behind sandbags within a simulated palm jungle diorama in the Road to Tokyo: Pacific Theater Galleries. Introduced in 1940 and manufactured by the Watervliet Arsenal, this 912-pound light artillery piece proved highly effective in the Pacific Theater against Japan's poorly armored tanks. Beyond its anti-armor capabilities, the weapon served as a devastating anti-infantry defense by firing large, shotgun-like canister rounds to repel massed banzai charges. The immersi

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