you did not furnish the serial number......................
1911
1911
Can't be answered without the serial number.
made by Colt in 1914 on a contract for the United States marine Corps
With the serial number that you have provided,your Colt Model 1911 was made by Colt in the year 1918.
if it's the model 1911 military auto........made 1918
The Colt Police Positive Special with that serial number was made in 1936. Police Positive .38 was made in 1911.
The Colt 1911 was designed in 1897 and adopted by the US Army in 1911.
It tells the year of manufacture of a Colt.
You will have to call Colt
the colt national match series with NM after the serial number started in 1957. So your gun would have been made about or shortly after 1957............