This requires the services of a gunsmith.
Your serial number indicates that your Winchester model 74 was made in the year 1939,which was the first year of production.Production was from 1939-1955.
What is a Winchester model 74.22 repeater rifle, circa l939, worth?
What do you want to know?
Your winchester model 74 was made in the first year of production for this model.That year is 1939.
Model change
1939 -1955
50-300 USD depending on condition.
Your Winchester model 74 rifle was made in the year 1952 with the serial number that you have provided.
Your Winchester model 74 rifle was made in the second year of production,which was the year 1940.
E-gunparts.com click on Winchester then 74 at the top you can buy it for about $1.50
10-1000 USD depending on specifics