The Savage/Stevens model 944 was made from 1936-1942.There were 1,500 made during this time span.The value would be hard to establish without a more detailed description of your shotguns overall condition.
Manual for Savage Springfield Model 234
savage
www.urban-armory.com
Mine is a 12 gauge pump. Chambered for 3" shell.
Parts of Savage Springfield Model 18 are available at Gun Parts Corporation. These can also be bought from Field and Stream.
try this site savage,fox,springfield&stevens187seriesa e-gunsparts.com
Springfield was a trade name used by Stevens/Savage c. 1920-1945. No relationship to the current Springfield Inc or the US Springfield Armory. What you have is a Savage Model 720 built under license from FN (Browning) They where also made by Remington with the Model 11 designation.
This would be a Savage model 38A or 58A or Savage-Springfield 18.41.
These are valued between 125-180 dollars,based on overall condition of your shotgun.
A Savage Springfield 67H is worth between 100 and 200 dollars pending on condition.
$55
Savage Arms is the manufacturer of Springfield Shotguns.