Need to know caliber, barrel length, type of action (tip or swing).
@1969
1959
and the model is..................................
1929
1970
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.
made about 1958
Proofhouse.com has Colt sn data.
Manufactured in 1950
1977
Made in 1941.
Around 1943.