How long till 22 century?

What is the value of a 340 savage 222 from 1950? Where are brass knuckles illegal? What is the value of a Winchester model 100 caliber 243 with red field scope? How old do you have to be o own or buy a .22 rifle? How old is a Harrington and Richards 308 cal. ultra auto rifle? Does 14k gb mean the jewelry is real? Anything about a Remington model 33 22 cal rifle such as age and value could only find 62 on barrel? How old do you have to be when you can buy knives in the uk? Is a ruger m77 mark 1 220 swift a long or short action? How do you remove the barrel from a smith and Wesson model 66? What year is a colt trooper mark 3 serial 10192J? Appraisel 20 gauge excel shotgun 63775xg? What is a trigger cause? What is the value of a rossi 22.cal diringer made in Brazil? How do you put back together a remiton 550-1 22cal? What is the value of a 1955 model 676 harrington richardson 22 cal pistol? What houses the firing pin and extractor for the M9? Can a blank crimpt 7.62 round be opened safely? What is the value of a used Ithaca mag 10 shotgun? What is a Remington 6mm 742 model 110330 value?