Springfield M1903 Rifle
“U.S. Rifle, CAL .30 M1903 (Springfield).” -War, 1944 The Springfield M1903, formally the United States Rifle, Caliber .30, Model 1903, is an American magazine-fed, bolt-action rifle used primarily during the first half of the 20th century. It was officially adopted as a United States military service rifle on June 19 1903, and saw service in World War I. It was officially replaced as the standard infantry rifle by the faster-firing, semi-automatic M1 Garand, starting in 1936.
War Department Pamphlet: Army Life (Washington D.C., : United States Government Printing Office, 1944)