A 20 guage WInchester 37A youth model will go for between $100-150 USD depending on condition.
$200 in very good condition
$125-$200 depending on condition. sales@countrygunsmith.net
The price range on this model of Winchester shotgun is between 125-175 dollars,depending on overall condition and a good bore.
I have one that was purchased new for me in about 1971/72.The Winchester model 370 Youth shotgun was produced from 1968-1973.
Model 37A Single Barrel Low $55.00 High $140.00 Model 37 Youth Low $40.00 High $175.00
depends on the condition, they go anywhere from 175 to 250, they are great guns to teach young ones with and good to just shoot for fun.
The Winchester model 20 was a youth .410 single shot gun manufactured between 1918-1924. Only about 24,000 were built. Your serial number is not from a Winchester model 20.
This Winchester shotgun is valued between 90-150 dollars,depending on overall condition and a good bore.
I see these selling at www.gunbroker.com for around $150 if it is in good condition.
Between 170-200 dollars in the description that you have provided,including the original box and choke tube wrench.
I have had several of the 410 37a youth and full value is 125 to 200 depending on condition