How much is a p beretta a390st cal12 worth?

I nave a Smith and Wesson model 28. I know it is refinished. It has a nickel cylinder. There is an H stamped on the face of the cylinder where the rounds go in. What does is it mean? Does an air rifle shoot plastic pellets? Spiegel shotgun Model 31 bolt action? What is the manufacture date on a Winchester model 61 22 with serial number 161079? What is a titan buffalo scout 22 cal pistol worth? 1871 22 mag revolvers? Trade in value on a Smith and Wesson SW 99 40 caliber? Where are the serial numbers on the diamondback 22 long rifle? What are the main assault rifles used today by the Russian Army? Jc Higgins model 50? What is the value of a 39A bicentennial special with gold hardware in mint shape in original box with papers and never fired? What ammunition is used in the US Model of 1917 Winchester? What is a beretta 92fs pistol worth? What is value of a marlin model 60W 22 long rifle with brass medalion on stock? How much is a 38 s and w ctge 38 revolver wirth? Did Hephaestus make weapons for the gods? What are the companies that specialise with firearms and ballistic? What is a western auto revelation 30 06 model R 210 A worth? How to disasemble a Winchester model 9422? How many charges should you load in a muzzleloader at a time?