Not certain, but I THINK your rifle may be a Colt Colteer semi automatic, made for Montgomery Wards under their Western Field label. Some of the cross reference data is spotty. Google images for Colteer, and see if it is similar to your rifle.
The Western Field model 880 was made by Colt. It was the Colt Colteer semi-automatic .22 LR rifle.
Western Field model 850 22lr sa rifle can be cross-referenced to the Mossberg model 353. Check out numrichgunparts.com for a complete listing of available parts including magazines.
Have a Model M-846 (Montgomery Ward) semi auto with 18 inch barrel.
Vintage gun parts such as the needed magazine for a Model 46A Western Field 22LR can be found at major gun shows or through online specialty companies such as APEX and Numrich.
50-125 or so
No such animal. Try "Remington M/572". (.22lr cal., pump action rifle)
for how much
use a saw and chop the stock, then refinish and attach buttplate.
Fire all the different types of 22LR you can afford. One or more brands will do better in your rifle.
Your wards/westernfield .22LR should read model 14M 488A.These rifles were made for montgomery wards by Mossberg.There Model number is Mossberg Model 50.You should be able to find some parts for your rifle at numrich gun parts corp.They can be found on the web.
And your question is??
IIRC, a 22lR