Kimel Industries was a manufacturer and distributor in Matthews North Carolina. Sometime it became AA Arms, then ceased to exist in 1999.
Bear Arms of Kent, WA, once had one for sale for $72. Otherwise, there is very little info out there about Kimel revolvers (much better know for their 9mm). this designed revolver is now made under heritage mfg. some slight differences.
Superior Industries, based out of Glendora, California, has firing pins for the Great Western and Hawes firearms and other difficult-to-find pins for single actions that are not available through normal sources. See the discussion area for more info.
see link for all the info
Blue Book of Gun Values
It would tell the year when it was produced.
Inexpensive.
A rapier (sword) and a pistol (gun) that's all the info gives
We need more info to make an informed guess.
Old gun catalogs and magazines.
BLue Book of Gun values and compeleted auctions are your best first step.
Blue Book of Gun Values
Contact the maker