Where is the inspiration serial number?

What might be the value of a crescent certified 410 single shot pistol. The barrel is stamped made in USA and i can read the number 25 stamped by the trigger. This pistol is in very good shape.? Who makes coast to coast guns? What is a 1981 browning challenger II 22LR pistol worth? What do the numbers mean on rifle cartridge sizes? What is hamesacken? Instruction manual for a Marlin Model 60? What does the serial number mean on money? How much is a Remington 722 308win worth? What is my weatherby mark v deluxe 30-06 worth? Who owns Federal Ammunition? What is value of a cooley model 840 Winchester western limited serial 10863 worth? What is the value of a cresent norwich firearms model 177 single barrel 12 gauge? Does anyone have any information regarding a Edoward de Beaumont 12 gauge shotgun? Name all the types of guns in the world? What year was this colt 38 super made 125764? What is a Winchester 30-30 Canadian Centennial 1867-1967set worth matching numbers mint never fired? What is the age and value of a Winchester model 94 AE rem mag 44 caliber? What is more of killing weapon a colt 357 python or a colt 45 revolver? Where can you get a new spring for a Compeer Mfg double barrel 12 gauge hammerless shotgun made by Crescent and was this gun originaly blued or browned or nickeled? What is age of savage 94f?