Impossible to answer without a serial number and a description.
You will have to call Colt
The date of manufacture is determined by the Colt model type and serial number. See: www.proofhouse.com/colt/index.html
What is the manufacture date of a Colt AR15 rifle serial number 192754 model SP1
Call Colt and they will tell you.
You will have to call Colt
You will have to call Colt to find out.
You will have to call Colt to find out.
No serial number given. You will have to call Colt.
The date of manufacture of Colt 1903 Hammerless .32 is 1916.(193000-234999)
You did not provide a serial number.
No way to answer without a serial number.
about 1925