War Memorials of Wisconsin

M3 37mm anti-tank gun

The U.S. Army adopted the M3 in 1939. It was ineffective against most German armor. It was effective against the lighter Japanese tanks. Gun variants were the M3 and M3A1 (with a threaded muzzle for a muzzle brake). Carriage variations were the M4 and M4A1 (which was standardized in January 1944).

There are 5 known M3 37mm anti-tank guns on display in Wisconsin.  They are at the following locations:

City Located Photo(s) Gun info Mount info Location GPS Map(s)
Camp Douglas, WI M3A1: 1942
gun no. 15349,
tube no. 46510
? Volk Field,
Wisc. National Guard Museum
N 43 55.647'
W 90 15.833'
Fennimore, WI M3: 1942
gun no. 11873,
tube no. 42064
? Am. Legion Post 184,
8th St. & Lincoln Ave.
N 42 59.064'
W 90 39.353'
Janesville, WI M3: 1942
gun no. 2725,
tube no. 105154
? VFW Post 1621,
1015 Center Ave.
N 42 39.981'
W 89 01.869'
Janesville, WI M3A1: 1942
gun no. 15844,
tube no. 47061
? VFW Post 1621,
1015 Center Ave.
N 42 39.981'
W 89 01.869'
Shawano, WI n/a ? ? Courthouse,
N Main St.
N 44 47.138'
W 88 36.573'


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