I have modelSB-100B that my father gave(brand new) for my 10th birthday back in 1974. I hope that will give you some idea of your gun's age.
Your Western Field model 37 bolt action rifle was made for Montgomery Wards(Western Field) by Mossberg and sons.The Mossberg model 30 and your rifle are one and the same.The Mossberg model 30 single shot .22cal rifle was made from 1933-1935.
I paid $59.00 at Cabellas for my son's.
The words Western Field means that you have a firearm that was made for the Montgomery wards Co.In this case you have a firearm that was made by Stevens,and the model that you have is The stevens model 94B(Tenite).This is a single shot shotgun that was first made in 1926.
The western field (montgomery wards) model 72C was made by mossberg arms company.The mossberg model 472 is the same as a western field model 72C.
The western field model 15A was made by mossberg.There model designator was the mossberg model 83.
Western Field model m5500 20 ga was manufactured by Savage Arms
Your Western Field model 768 was made by mossberg for the Mongomery Wards company(Western Field).The mossberg model 800A is the same rifle as yours.
Your Western Field model 46b was made for Montgomery Wards(Western Field) by the company Mossberg and Sons.The mossberg model 42 was made from 1935-1941 as the model 42,42A,42B,and model 42C.the western Field model 46b and the Mossberg model 42 are the same firearm.I hope that you find this informative.
western field is/was a mossberg company
Your western field model m550a was made by mossberg.There model number is the mossberg model 500.
Western Field 25XNH-472 was made by Noble. A model 50 Western Field 25XNH-472 is a Noble model 50
I would need to know the model number of your shotgun to help you with your question.