The collector value can only be assessed by a visual inspection & evaluation. Old Winchesters are very much like old classic automobiles... the graded condition and factory originality are the key factors in determining what they are truly worth.
I would need to know the Winchester model number,and the overall condition to give you a accurate value to your Winchester.
Winchester only sold pump rifles which were chambered for various .22 rimfire cartridges. If you have a Winchester 30-30 pump rifle, its value is tremendous since all 30-30's were lever action.
5000000 dollars
10-10000 USD depending on specifics.
$250-$350, depending on which version and condition.
It is a pump action.
100-1000 USD
10-1000 USD depending on specifics
You will need to include the model number of your Winchester .22cal pump action rifle to get a answer to your question.
The value of the Winchester pump action 1902 12 gauge model 1912 serial 166303 varies greatly with its condition. This gun can retail for about $200 depending on style and condition.
10-500 usd
your winchester model 1200 shotgun has a pump action.