50-125
You must have a Western Field Model 72C lever action rifle, which is a Mossberg 472C. Try gunpartscorp.com or eBay for an owner's manual. A repair manual is going to be tough as the gun is not well known.
The Sears 30/30 lever action was manufactured by Winchester Western.
I can say that the Western field model 740A is the Marlin model 336 lever action rifle that was made for Montgomery Wards(Western Field).These rifles are valued at between 200-300 dollars,depending on the overall condition and a good bore.
The same way you would clean any Marlin lever action rifle. These models are of the same design of a Marlin 30-30.
Western Field lever-action .30-30 rifles were made by Marlin. TexasCharley -- EXCEPT for this one -- The Western Field Model 79 is actually a version of the Mossberg Model 472 lever action .30/30. They sell for $150-$200 retail in VG condition. sales@countrygunsmith.net
mossberg
S&W never made a lever action rifle.
This 30/30 lever action rifle was made by Mossberg, its the same as the Mossberg 472PRA. Check out www.e-gunparts.com/crossref This site also has parts and manuals avalible.
Depending on condition, $150-$250
Various other websites list this as a Western Field brand sold at Montgomery Wards but manufactured by Mossberg (hence the M in the model number). The Mossberg model number is 402
The Western Field m72 was made for Wards stores by Mossberg from the early 70's to the early 80's. value $150 to $300 depending on condition.