US 1st Infantry Division (Big Red One) of World War Two, 1942–1944

Table of Organisation & Equipment

HQ US 1st Infantry Division
Military Police Company (Platoon in 1944)
1st Quartermaster Battalion (Company in 1944)
1st Medical Battalion
1st Signal Company
1st Reconnaissance Company (Troop in 1944)
1st Engineer Battalion
16th Infantry Regiment (3 Battalions per Regiment)
18th Infantry Regiment
26th Infantry Regiment (detached to 29th Division during the Normandy landings)
5th Field Artillery Battalion (155 mm)
7th Field Artillery Battalion (105 mm)
32nd Field Artillery Battalion (105 mm)
33rd Field Artillery Battalion (105 mm)
116th Infantry Regiment (attached from 29th Division during the Normandy Invasion)
111th Field Artillery Battalion (attached from 29th Division during the Invasion)
745th Tank Battalion (attached during the Normandy Invasion)