Are those muzzle loaders?
Don't think so Wayne. I don't see a provision for cap nipples... but I am not seeing the hinge release to crack the action either. Maybe you're right? We would need a better pic...
I have an American Derringer 45LC/.410 over/under with oversize grips. I have been using it a lot with #8 shot for snakes.http://www.amderringer.com/m4.htmlBond Arms makes a similar derringer, but not as pretty:https://www.bondarms.com/bond-arms-handguns/?shopby=56%2c27%2c49
https://americanguncraft.com/product/diablo-12-gauge-pistols-nickel-and-blued-finish-collectors-set-with-rosewood-finish-grips/Diablo 12 Gauge Pistols, Collectors Set, Nickel and Blued Finish with Rosewood Finish Grips, 6 inch barrel.$959.00Single hammer, single trigger and utilizes a selector on the hammer to select one barrel or the other