1) Springfield Corpsman's Knife, 17 1/4" OAL, 12" round-tipped blade dated 1914, wood grip, leather RIA sheath dated 1912. Sheath fair, knife good. 2) Springfield bolo knife, 19" OAL, 13 3/4" blade dated 1909, wood grip, leather sheath. Sheath rough, grip cracked, blade pitted. 3) Entrenching knife, 12 5/8" OAL, 7 3/4" trowel blade, iron guard, ribbed wood grip, leather covered sheath. Grip fair, otherwise rough. Provenance: The Steven Preston Military Collection