25
Impossible to answer without knowing who made it.
50-150 or so
Need to know if it is a revolver or pistol. What is the barrel length? What markings are on the frame/barrel? What type of finish? What are the grips made out of? Pictures are a big help. Does it have the original box, manual, etc.? Without this information it would be a pure guess.
Colt has never made a 45/410 pistol
No such model made by Browning.
Any pistol made by RG is worth less than the metal it is made from.
that would depend on overall condition and when it was made. by furnishing the serial number it can be determined when pistol was made...............
Hopkins & Allen Company.
No published sn data.
Savage is one.
Depends on who made it and its condition.
The