[Buck Conner]

Here's a few of a dozen sites that talk about what to look for:

http://www.sightm1911.com/lib/history/rebuild.htm

http://www.coolgunsite.com/pistols/F...20Markings.htm

http://www.model1911a1.com/Colts.htm

We get 1911's in everyday that are parts guns, they usually retail in the $300.00 range - plus or minus. No real colletor value other than for parts that may be used to make another 1911 closer to a same parts manufacturer gun.