Patented c.1906 by Morris Smith, manufactured by Standard Arms c.1909-10′s - serial number 7534. .25 Remington three-round internal box magazine, long stroke gas piston semi-automatic or manual pump action, engraved brass handle - originally lacquered black. A fancy and unusual ealry semi-automatic sporting rifle, betrayed by the lack of strength of its internal parts which turned it into a jam monster. It’s okay buddy at least you look good when you do it.
Remington eXperimental Pistol number 100 “Fireball”
Manufactured by Remington Arms c.1963-1998 - serial number
B7500376. .221 Remington Fireball single shot, bullpup bolt action, nylon target grip. The Model XP-100 was made specifically for long-range pistol shooting, a thing it indeed excels at by using the fastest handgun cartridge commercially available. Which also happens to be a rifle cartridge. Space gun !