Western Field model m5500 20 ga was manufactured by Savage Arms
Stevens.
Your Western Field model M830 was made by the Mossberg and Sons firearms Company.It is the Mossberg model 340K which was made from 1958-1980.
That gun is a Savage model 315
i beleve mossberg did
The Western Field 47 is a Mossberg model 45A and was manufactured in 1937 and 1938 only.
The Western Field model 550C was manufactured by Mossberg for Montgomery Wards.
Your western field model 80A was made for Montgomery wards by the savage gun company.There model was the model 29.these model 29 savage,s were produced from 1929-1967.
Your western field model m766 was made by mossberg.The mossberg model 810B is the same firearm.
I believe that is actually a Savage 520A, but if you can send a digital photo we can positively ID the manufacturer. I probably have the parts you need. sales@countrygunsmith.net
The Western Field Model 59/59A is one of a family of .22 rifles manufactured by Savage. Check www.e-GunParts.com for a schematic of the Savage 6A, 6AB and 6C for a comparison and parts numbers.
I belive it was mossberg? DEFINITELY!