your Winchester model 12 shotgun was produced in 1935.
Your serial number indicates that your Winchester model 12 pump action shotgun was made in the year 1937.
with the serial number that you have supplied,your Winchester model 12 shotgun was made in the year 1921.
With the serial number that you have supplied,your Winchester model 1912 pump action shotgun was made in the year 1959.
Impossible to answer without a detailed descripiton of all markings and features.
Impossible to give an accruate answer without a DETAILED DESCRIPTION OF ALL MARKINGS, barrel length, condition, finish, sights, wood, box, papers, etc.. 100-1000 is not out of reason.
I do not understand what you are asking about?Please repost your question.
It was made in 1914 and that's not RV it's RW for Remington Works.
This gun was built in 1947. Assuming that it is a standard grade, the range is: Exc VG Good Fair Poor 675 400 300 275 200 The book says to deduct 20% for 16 gauge and to add various amounts for some of the special features such as vent rib, milled rib, 32" barrel, and original box.