If it is a double, remove barrel and you will see it along with serial #.
thomas jackson of london england
nitro hunter shotgun single barrel with exposed hammer stamped belknap hdwre and mfg serial 5516
Depending on condition, 30 to 100 dollars.
Can't be answered as asked
about $3500
There should be a stamped model number on the left side of your barrel. The serial number will be on the reciever; however, the model number is on the barrel.
as your looking down the gun, the gauge should be stamped on the left barrel back by the stock.
The Perfection was manufactured by Crescent Fire Arms Co for H&G Lipscomb & Co, c. 1893 to 1930. Value will be determined by how well it looks over the fireplace, normally $150-$250.
Made in 1934.
The model will be stamped on the barrel right after the Winchester name.
Generally it is stamped on the side or top of the barrel near the receiver.