-10 -1000 USD dependning on specifics.
What is the value of iver johnson 6 shot top break revolver?
Best left to a gunsmith
$150-$350
Impossible to answer withou knowing who made it.
ctg = cartridge
100 to tens of thousands depending on specifics
I do not know his first name who invented revolver? That was Cobalt
50 or so
5 shot, 38 spl, revolver I thought Colt only made 6 shot revolvers
$100-$450.
Depending on condition, $100-$150.