1966
1971
Proofhouse.com has sn data.
With a G prefix, it is a Peacemaker and dates to 1972. The New Frontier sn would have NF at the end.
What is the manufactures date on an Iver Johnson revolver serial # Q18255
Made in 1874.
Made in 1874
Proofhouse.com has Colt serial number tables.
Your frontier scout was made in 1963.
@1969
1972
if your pistol is of the model 1911 with serial number 189558 then it was made in 1917 by colt. If it is the revolver then the serial number is to high for the 1917 revolver.
@1962