"New enlistees are being instructed on the 50 caliber machine gun by a trainer at the 201st Anti-aircraft bn. at Jefferson Barracks. Pictured, from left to right: Pvt. Davie Groom, D Battery, 135 Jefferson, Valley Park; Pvt. Paul Krettler, D Battery, 330 Weiss Ave., Lemay; Pvt. Vernon King. Hdgrs. Battery, 3646 Neosho; Pvt. Richard Beck, D Battery, 201 Vida, Lemay and S.F.C. Harold V. Bergman, Regular Army Advisor, 193 W. Sherman, Jefferson Barracks, Mo. Machine in background is sounding track to add realism to training."