Proofhouse.com has a store brand chart that might help
Mossbergt, Savage or Stevens depending on specifics.
The 22pump rifle made by premier how much is it worth
Yes
Stevens.
Unknown.
Remington
Take the rifle to a gun shop so they can figure out what make, model and caliber rifle you have. There is no 84 caliber long rifle.
Springfield Armory
H&a
The .950 JD Jones is the largest sporting rifle caliber made.
They were made in several calibers- will be marked on the barrel.
WHICH rifle? There is more than one type made in this caliber.