100-1000 USD or more depending on specifics
The value of a Winchester model 75 will vary depending on the condition of the gun. There are some of the models worth $1250.00.
the value of your model 75 Winchester depends on many conditional values such as amount of blueing left wood condition etc. but your model 75 Winchester was made in 1941.
75-300
Proofhouse.com has sn tables.
these range in value from 75-200 dollars depending on the condition and a good bore.
100-1000 USD or so
Your winchester model 77 rifle is valued at between 75-175 dollars depending on overall condition.
Your Winchester model 370 does not have much value; it is going for between 75-150 dollars. It may intrest you to know that the model 370 was made in Winchester's Canadian plant at Cobourg, Ontario. They were made there from 1968-1973.
your Winchester model 75 was made in 1942.
100-1000 usd
According to an ad in Gun Digest a Winchester model 1876 Carbine 45-75 in 80% condition is $9,850.
These Winchester single barrel shotguns are selling for between 75-150 dollars.