Liars and Cheats — Colt Dragoon cartridge conversions, actually.
A RARE .44CF COLT THIRD MODEL 1848 DRAGOON CONVERSION REVOLVER, NO. 19069 FOR 1860
Colt Walker - Wikipedia
Colt 1847 Walker Richards Mason Conversion by Pattonkesselring on DeviantArt
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The Cartridge Conversion Revolvers | laststandonzombieisland
Cartridge Conversion Revolvers / dba: GB Enterprises - Rumor has it that Kirst has Walker (and maybe Dragoon) conversions back in stock so if you're wanting to resupply during the panic or
Walker .44-50 Cartridge Conversion | The Firearms Forum