Can't be answered without a detailed description of all markings, gauge, barrel length, stock, type of action, box, papers, accessories,etc..
It depends on the browning model of shotgun you are asking about,and the condition it is in.
Browning never made a Model 51 shotgun.
No such model name in the Browning line.
That is not a model, but probably a serial number. Need the model
That doesnt sound like a browning model. be more specific please
What is the model and guage?
Trying to establish the type/model/ value of the browning
Can't answer about "Volunteer" question. Please tell which model. Volunteer is not a model by Browning
50-600 uSD
about a grand
I would need to know what model of shotgun we are talking about before I can say when your browning was made.
your browning model auto-5 shotgun is valued at between 375-650 dollars.