What does spgr stand for in 30 06 spgr?

When was this gun made trademark LLH means Laurent Lochet and wife Jeanne Habran made in Liege Belguim damascus barrel seriel number 10303 with a circle that has E over L G over a star? What is the value of a 1963 marlin 336rc 3030? How much would a 7mm browning m65 be worth? How do you find the manufacturer and value of a Morin Valenciennes 16 gauge pinfire shotgun side hammer damascus twist double barrel with scroll trigger guard? What is the value of a Winchester model 140 20 gauge shotgun? Can a revovler that takes a 38 special cartridge also shoot a 357 magnum cartridge? How many model 94 golden spike commemorative 30-30's did Winchester make? Which sre the recommended pellets for crosman phantom? What is the model 340 222 worth? What kind of rifle do i have markings gew 98 1917 on top? What is important about the flint knife? What is the value of browning bps 28in field model nwtf gun of the year 2001 new in box? How much is a Harrington and Richardson Arms Co model 165 leather neck worth? How much can you get at a pawn shot for a jennings model 48 380 firearm? What is value of Brevetto Ursuss trike and where to get parts? What sized slug can a rossi 20-gauge shoot? What does a .22 rifle look like? Where can you get parts for a EIG Model E 15? What is the value of smith and Wesson mod 27-2 with 6 inch barrel ser? What does 14K TGP mean?