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Your colt was made in 1916.
Based on serial #, 1927
Proofhouse.com has Colt sn data.
Go to proofhouse.com to find year of manufacture and google it for other information.
1957
1972
Proofhouse.com has Colt sn data.
You must call Colt to find out.
made 1976
Proofhouse.com has Colt serial number tables.
Call Colt and they will tell you.
1966