Not familiar with a Hawes Dueling pistol. However, they did make a top break .22 Favorite Single Shot Target Pistol- a reproduction of the Stevens #35, chromed fame, blued barrel. $100-175, depending on condition, made 1968-76.
You will have to have it examined by a gunsmith to see if the barrel is thick enough
50-160 USD
It also says J. Stevens tool co.
No
No
$325 in excellent down to $55 in poor condition. Add $45 if you have both cylinders and $20 more if it is nickel plated instead of blued.
Value depends on condition, blued or stainless, one cylinder or two (magnum cylinder and LR cylinder) Anywhere from $300 to $475.
150.00 if its in decent shape
A 12283
22 caliber is the diameter of the bullet. 22 cal. comes in BBcap, short, long and long rifle
22 cal. dillenger worth