As promised, here is another thing for you to study. Taken from US Army Handbook 1939-1945 by George Forty:
The makeup of an Armored Division included the following as of 14 September 1943:
Organic Units
Division HQ (164 men)
Tank BTN (3x) (729 each)
Infantry BTN (3x) (1,001)
CC HQ and HQ Company (2x – CCA & CCB) (184)
Division Trains (supply) HQ and HQ CO (103)
CCR (reserves) HQ (8)
Field Arty Regiment (3 BTNs) (1,623)
Auxiliary Units:
Cav Recon Squadron (Mechanized) (935)
Engineer BTN (693)
Medical BTN (417)
Ordnance BTN (762)
Signal CO (302)
MP PLT (91)
Division HQ CO (138)
Band (58)
Attached Medical (261)
Attached Chaplain (8)
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As of the 16 June 1945 reorganization:
Organic Units:
Division HQ (174 men)
Tank BTN (3x) (700 each)
Infantry BTN (3x) (995
Recon Squadron (894)
Field Arty Regiment (3 BTNs) (1,625)
Auxiliary Units:
CC HQ and HQ Company (2x – CCA & CCB) (184)
CCR (reserves) HQ (8)
Division Trains (supply) HQ and HQ CO (99)
Engineer BTN (660)
Medical BTN (400)
Ordnance BTN (732)
Signal CO (293)
MP PLT (87)
Division HQ CO (115)
Band (58)
Attached Medical (254)
Attached Chaplain (8)
"TO&E makeup for 15 September 1943 US Armored Division"
For the individual Tank BTN:
-BTN HQ: HQ Section: 4 x ¼ ton trucks, 2x M3 Halftracks; Tank section: 2x M4xx tanks
-Headquarters CO: CO HQ: 1x ¼ ton truck, 1x M3 halftrack; AM&S Section: 1x 2 ½ ton truck, 1x 1 ton trailer; Maint Sect: 1x ¼ ton truck, 1x M3 halftrack; BTN Recon PLT: 5x ¼ ton trucks, 1x M3 halftrack; Mortar PLT: 1x M3 halftrack, 3x M21 81mm mortar carriers; Assault Gun PLT: 2x M3 halftracks, 3x M4 (105mm) tanks, 4x M10 ammo trailers
- Medium Tank CO (3x in BTN): CO HQ: HQ section: 1x ¼ ton truck, 2x M4 Tanks, 1x M4 (105mm); AM&S Sect: 1x 2 ½ ton truck, 1x 1 ton trailer; Maint Sect: 1x 1 ¼ ton truck, 1x M3 halftrack, 1x M32 ARV; 3x Tank Platoons of 5x M4 tanks each
- Lt Tank CO: CO HQ: HQ sect: 1x ¼ ton truck, 2x M5 Lt tanks; AM&S Sect: 1x 2 ½ ton truck, 1x 1-ton trailer; Maint Sect: 1x ¼ ton truck, 1x M3 Halftrack, 1x Lt ARV; 3x Tank PLTs of 5x M5 Lt tanks each
- Service CO: CO HQ: HQ Sect: 1x ¾ ton truck; AM&S sect: 1x 2 ½ ton truck, 1x 1 ton trailer; Maint Sect: 1x ¼ ton truck, 1x 2 ½ ton truck, 1x 1 ton trailer; BTN Admin & Personnel Sect: 1x 2 ½ ton truck, 1x 1 ton trailer; BTN Maint PLT: 1x ¼ ton truck, 1 x ¾ ton truck, 2x 2 ½ trucks, 2x 1 ton trailer, 2x M32 ARV, 2x heavy wreakers; BTN Supply and Transportation PLT: 1x ¼ ton truck, 1x ¾ ton truck, 29x 2 ½ ton trucks, 15x 1 ton trailers, 13x M10 ammo trailers.
BTN = Battalion
CO = Company
PLT = Platoon
AM&S = Maintenance
¼ ton truck refers to Jeeps
M4xx refers to an M4 Sherman of undetermined type (book lists “M4 tank
ARV = Armored Recovery Vehicle
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And concluding my longest post EVER, if you want the rest of the division, I can get that. Let me know either here or PM me.
Jeff