Your winchester model 37 red letter 20ga is valued at between 120-325 dollars based on your shotgun having between 60%-90% original finish and a good bore.This also reflects the 35%premium for having a red letter model,and a 32in barrel.
"Your" Winchester Model 21 Double Barrel Shotgun was manufactured in 1933, giving it an age of 77 years, as of 2010.
Your Winchester model 1911SL(self Loading)shotgun was first made in the year 1911.
If you are willing to get your winchester model 21,28 gauge shotgun authenticated by a winchester facory letter,then this shotgun could range in price from 25,000-30,000 dollars because it is generally believed that less that 100 model 21 shotguns were made by the winchester custom shop during the production of the winchester model 21.There was a production of 32,500 model 21 shotguns made between the years 1931-1988.Only 1100 were made by the winchester custom shop.You may get a letter on your winchester model 21 shotgun by contacting the the Cody firearms museum located in Cody,Wyoming.I would certainly have this shotgun valued by a qualified winchester collector assoc.member.
The model will be stamped on the barrel right after the Winchester name.
Please include the model number of your Winchester shotgun to get a correct answer to your question along with the serial number.
You will need to include the shotgun model number,or model name.Type of shotgun(single shot,pump action,double barrel,or semi-auto)along with the serial number that you have provided to get the correct age of your Winchester shotgun.
The Winchester Model 21 Grand American 3-barrel cased set. Bert H.
At this time no,there are not any available.You could have a model 1300 slug barrel redone and have the gas ports added to this barrel.Then it will work fine in your model 1400 Winchester shotgun.
400
Look on bottom of receiver and barrel
10-500 usd
It was made in 1937.