Colt 1911 serial number dating
Rainier Ordnance Depot RA - Raritan Arsenal RR - Red River Arsenal RIA - Rock Island Arsenal SAA - San Antonio Arsenal SA - Springfield Armory BA - Benecia Arsenal Anyway, hope some of this is of help to someone out there.Colt serial codes could be hard to read in the case you are not experienced in the field.On the letter are details of the firearm original specifications and features plus the delivery address as well.As a whole, the archive letter contains important historical facts about your gun which considerably enhances its collectible value. Several have posted over last couple of months asking how to ID the M1911A1 Govt 45 Auto, as in "I've got one, who made the darn thing? I'm certainly no Govt 45 expert but I dug up some info, maybe it will help...first a bit of history. The slide is also not original if it has a drawing number on the side, usually 7790314.
In order to get the letter, you have to pay a certain amount of money, depend on your Colt model.
While these codes have little impact on the firearms performance, they are one of the best ways to trace back the origin of the gun.