The most telling feature is the way that each fits there respective receiver tangs.The model 1897,and the Model 12 were different designs,thus the tang on each has different dimensions.
Winchester did not make a model 96 shotgun,they did make a model 97 shotgun however.
your winchester model 1200 shotgun has a pump action.
a Winchester model 1300 walnut field( plain model) is worth between 120.00-260.00 dollars.
Your winchester model 12 shotgun was made by winchester in 1947.
Your Winchester model 1400 semi-auto shotgun is valued at between 140-220 dollars,depending on overall condition and a good bore.
The winchester model 120 ranger model shotgun was made between 1964-1981.
your Winchester model 12 shotgun was made by Winchester in 1959.
Your winchester model 12 shotgun was made by winchester in 1922.
your winchester model 12 pump shotgun was produced by winchester in 1942.
The value of your Winchester model 1500xtr shotgun is between 160-240 dollars,for a gun with between 60%-95% of its original finish remaining,and a good bore.
your Winchester model 1897 shotgun was made in 1910.
your Winchester model 1897 shotgun was made in 1916.