![](images/1911A1_SMACE_2966a.jpg) Colt Service Model Ace
Serial Number SM2966 - WWII issue, W.B. inspector's mark for Col. Waldemar S. Broberg, Army Inspector of Ordnance
from July 1, 1941 to June 16, 1942 at the Hartford/Springfield Ordnance
District. The slide of this gun is numbered 2906. Both Service
Model Ace pistols SM 2966 and SM 2906
were shipped to Springfield Armory 2-16-42 in a shipment of 53 guns.
![](images/1911A1_SMACE_2966b.jpg)
Close-up of the W.B. ordnance mark.
Pistol is fitted with a M1911 trigger.
![](images/1911A1_SMACE_2966c.jpg)
Right side.
![](images/1911A1_SMACE_2966.jpg)
Right side close-up of serial number.
![](images/1911A1_SMACE_2966d.jpg)
Right side close-up of Service Model
Ace slide markings. ![](images/1911A1_SMACE_2966l.jpg)
Major component parts of the Service
Model Ace. Left side pictured with
two-tone magazine. ![](images/1911A1_SMACE_2966j.jpg)
Barrel, floating chamber and milled
ejector. On the early barrels they peened a short piece of piano wire
to the barrel and cut a groove into the ejector to retain the ejector in
place.
![](images/1911A1_SMACE_2966k.jpg)
Close-up of barrel, floating chamber and
ejector disassembled.
![](images/1911A1_SMACE_2966i.jpg)
Close-up of barrel, floating chamber and
ejector assembled.
![](images/1911A1_SMACE_2966h.jpg)
Checkered mainspring housing and grip
safety.
![](images/1911A1_SMACE_2966e.jpg)
Front grip and underside of frame.
![](images/1911A1_SMACE_2966o.jpg)
![](images/1911A1_SMACE_2966n.jpg)
![](images/1911A1_SMACE_2966g.jpg)
![](images/1911A1_SMACE_2966f.jpg) |