Need a detailed description of all markings, barrel length, caliber, etc.. to answer.
Serial number shows it is a single action revolver made someime after 1978.
Generally, yes, if you submit the make, model & serial number of the revolver.
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.
Proofhouse.com has Colt serial number tables you can look at.
No published serial number data.
made about 1911
Without a detailed description, someone would have to research every serial number of every model of revolver Colt ever made.
No published sn data.
1921
Made in 1901.
1881
By it's model name & serial number.