What year is oss on the targetmaster remington 510?

Who made the Ranger model 103-5 over and under shotgun serial number R6105? Can i find out were this M1 carbine came from by serial nunber? When were Mossberg 200 pump shotguns produced? What year was Browning 12 gauge A5 Belgium made with serial number 66712 There is also an H above that number? What is the value of a sterling silver American Walther pocket watch serial number 8083180? What is the age and value of a Winchester model 94 Serial number 2975836? What is the age of a 7mm magnum Winchester Model 70 serial 801666? Need value or any info for Smith Wesson 38 SW Special Ctg 6 bullet revolver brown wood grips Serial number is 612878 Top of barrel says Smith Wesson Springfield Mass USA. Patented FEB 6 06 SEPT 14 09? How do you rack open a sw40ve? Was there a Belgium Browning A-5 410? What is sword moss? What is a 12 gauge Remington model 1100 worth that was manufactured in November 1930? What rifles come in 308? Where can you find information on a Wards Western Field model 60-SB620-A? What year is the springfield 410 model 180 made? Can you put a scope on a model 54 lever action 30-30? What scope mounts fit a Winchester model 88? What is the value of a 38 WCF Winchester Model 1873 lever action rifle? What is thunder wood? Is it safe to use 38 plus p ammo in a smith and Wesson model 15-2 snub nose revolver?