not sure if you are referring to an original 44 cal. Cap&Ball model 1860 revolver by colt ?? If original, made about 1864
the caltin model
50-350 usd
Depends on if it is a rifle or pistol
100 USD
$200 and up, depending on condition,markings, and history of the gun.
Look on the butt for the sn
the serial number is under the grips
50-150 USD or so
In 1888 he patented his ac motor the same time as Jack the ripper was doing his serial killigs.
1913
Please specify which marks you are talking about.
made about 1910 value depends on condition