What is 6x39?

What year was Winchester 22 model 67A made? How many different types of hand guns are there? How can you tell what year your browning 16 gauge a5 Belgium was made? What is the age and value of a Winchester Model 34-A Wingmaster 22 caliber? What type of gun to use fishing? What is the mfg date for a Browning 16 gage Fabrique national d Armes herstal Belgique serial number 765? What is the value of a FIE 22 cal pistol serial number E61207 with 22 lr and 22 magnum cylinders? Where can you find information about a Harrington and Richardson shotgun serial 105130? What is the value of a Crosman model 38c? My very old 410 double barreled shotgun made by crescent fire arms co nornrich conn usa is named quail hammerless serial 5544 what is it's value? How do you release siezed choke piston on a ttr125 Yamaha? What is the value of a Stanley arms 12 ga sxs with external hammers and checkered stock? What is the value of a SW snub nose 38 serial number 16K0197 nickel plated in mint condition? What year is this derringer 38 special serial number 02921? The first firearm made? In 1969 you were issued a harrington richardson 22 cal bolt action rifle with a clip for training in th e marines where can you find this gun? What are air rifle pellets made of? How much does a brand new RemingtonBaikal SPR 100 410 gauge single shot sell for? What is a 45mm pistol? In 1996 what online company did Sears own part of?