1982. In 1998 Davis declared bankruptcy, and the design and tooling were sold. The guns were then made under the Cobra brand name.
This would be a Davis Arms .22 Caliber Derringer.
Just sold a derringer 25 Davis for $75
His first model was produced in 1852.
What is the value of a Davis Derringer pistol magnum 2 shot?
About $150
The maker of your Derringer is no longer in business. Sorry-
$75
50 USD
$75
contact: cobra.pistols.net They have the parts in stock
20-100 usd
It is not adjustable.