Two good places to start would be Savage Arms, and Numrich, DBA as gunpartscorp.
The savage model 99F featherweight was made from 1920-1940.The regular savage model 99F was made from 1955-1973.The value of these two models vary.Based on a percentage of original finish remaining ranging from 60%-95%,the savage model 99F featherweight is 600-950 dollars.the regular model 99F is 265-565 dollars,if the bore is in good condition on the rifle.
The pre-war model 99 featherweight was made from 1920-1940.This was a takedown model.The post war model 99F was made from 1955-1973.
I have just purchased our 3rd savage 99F , they seem to hold at a value of around 350.00 to 450.00 depending on the wear and condition.
Most savage model 99F rifles in .300 savage caliber will sell for between 450-650 dollars depending on overall condition and a good bore.
The last model 99F was made in the year 1973.
Contact Savage at (413) 642-4260 for Historical Information.
I can say that the Savage model 99F was made from 1955-1973.The .308 Winchester Cartridge was available starting in 1956 or 1957.
http://www.gunsinternational.com/results.cfm?cid=279
your savage model 99 was made in 1950.as to value I would need to know more about the rifle such as is it a 99A,99B,99H,99E,99E carbine,99F featherweight,99EG,99R.So if you can fill in the missing model questions I would be able to help you more.
1947
The Savage 99F, part of the Savage Model 99 series, was introduced in 1935. It was designed as a lever-action rifle, known for its reliability and innovative features. The model continued to be produced in various forms until the late 20th century, with the original production ending in 1998.
The E model was an economy model made from 60-84