Probably late 1880's
Caliber should be on the barrel. SN's were not required until 1968
Yes
Serial numbers do not designate calibers. Look on the brrel to ID the caliber.
Usually caliber and/or serial numbers.
Where did you find the serial number?
No way to tell the exact caliber from just the sn. No way to value without a detailed descrption.
No. Serial numbers aer NOT UNIQUE. They are intended to be unique to a given make and model- but a gun can be rebarreled to a different caliber.
as a rule, yes
smith and Wesson .32 caliber, worth about 200 dollars near mint
Impossible to answer without a serial number, maker and detailed description.
No published sn data
serial No. to Iver Johnson 22 cal American Bulldog DA