Connecticut Valley Arms(CVA) is a modern manufacture that makes replica BP guns and guns of its own design. Model 1851 refers to a Colt pistol made in 1850's. A Colt gun would not be marked "CVA".
read whats printed on top of the barrel. re=pros have the Italian makers mark......
Well, it depends on what you mean. The caliber is "determined" at time of production based on whatever caliber the manufacturer wants it to be. The caliber can be determined later by looking on the barrel. The caliber will almost always be stamped somewhere on the barrel.
It should be marked as to caliber on the barrel.
Yes
bullet
Should be marked on the barrel. It is impossible to tell caliber from the information you provided.
The 22 weighs more. Being that the 22 is smaller the hole you bore to fit it in the barrel is smaller, there for you have more steel than in the 44 calibur barrel.
No because the barrel is made for that specific caliber and will not wear out the barrel.
Shotguns are refered to by "gauge" not "caliber". It should be marked on the barrel.
Normally, it's on the barrel.
It will be marked on the barrel.
Impossible to know the caliber with only a serial number. It should be marked on the barrel.