I've not done any research but from what I know this is what I think. In western times (early 1800s) nearly everyone had purchased a colt revolver pistol, people were buying them because they were afraid, helpless and mainly because it was fashion. sorry if I haven't helped.
Colt Dragoon Revolver was created in 1848.
When was Colt revolver? That's a strange question. You might want to clarify.
Patterson, NJ 1836 ie the Colt Patterson Revolver
Go to the Colt website.
1836
no
Yes.
life was not long with 'one' shot..........life improved with the colt revolver.............
Get a letter from Colt
Proofhouse.com has Colt sn data.
Samuel Colt inveted the Revolver.
Colt Model 1877 "Lightning" Double Action Revolver in caliber .38 Colt and the similar revolver model "Thunderer" in caliber .41 Colt.