Great care and caution have to be excercised when shooting old original guns. They were intended to be shot with black powder which isn't as critical in case capacities as it is with smokeless powders. It is quite subjective as to the terms of "condition" as it is referred to in the question. A tight Model 1873, that is in very good shape, with no rust or pitting, that locks up correctly can be safely shot with smokeless powder loads, provided it isn't loaded beyond what the safe pressure that is recommended by the manufacturer.
You will have to pay 3,000 dollars or more for a original Winchester model 1873 lever action Winchester rifle in the condition you described.
A Winchester model 20 shotgun in good condition(80%) original condition is valued at between 350-450 dollars.
Your Winchester model 1890,which was made in 1911,is currently going for between 250 dollars in 10% original condition ,up to 1,000 dollars for one in 85% original condition.
100-1000 or more depending on specifics
The Winchester model 1893 shotgun is valued at between 300 dollars for a gun with 10% original finish remaining,up to 725 dollars for a fine example with 80% of its original finish remaining.Caution shouls be taken with these shotguns because they exhibited mechanical weakness when fired with smokeless shotgun shells.Winchester even offered a brand new shotgun of the owners choice when they returned these model 1893,s because of the above mentioned problems.
It depends on the original condition. $250-5,000.
If it is all original and in excellent condition $750-850. In very good condition $550-600.
It is worth 895 dollars,in the condition that you describe.
your winchester model 1894 trapper is selling for between 150-550 dollars depending on the overall condition of your rifle and the remaining original finish.
Your Winchester model 62 was made by Winchester in 1937.As To the value of your Winchester model 62,these are selling for between 130 dollars for a gun with 10% original finish remaining all the way up to 1,000 dollars for a fine specimen in 98% original condition with a mint bore.
Your 1937 produced Winchester model 62 is going for between 130 dollars with 10% of the original finish up to 475 dollars for one retaining 90% of the original condition.
$1200 to $1800 to a collector if it is in mint condition with the original box. Other wise about $700.
Each will bring 695 dollars in the condition that you have described.
I am assuming you have a standard grade Winchester model 12 shotgun?With that being the case your model 12 in mint condition(90%) original condition should be worth 475-500 dollars.
No way of knowing without you providing a detailed description of your shotguns overall condition,original finish remaining,and bore condition.
If your Winchester model 1906 rifle is in near mint condition,having between 80%-90% of its original finish remaining.Then the value will be between 675-925 dollars.
standard carbine excellent condition $1,000 good condition $700 more if you have original box
your Winchester model 1894,which was made in 1955 is going for between 250-375 dollars depending on amount of original finish and condition.
Your Winchester model 290 deluxe rifle is going for between 90-200 dollars depending on the amount of original finish and condition.
You will need to include the model of Winchester you have,and the overall condition of your shotgun to include the amount of original finish remaining to get a correct value for your shotgun.
your Winchester model 1897 shotgun was made in 1949,and the value is going for between 125 dollars for one with 10% of the original finish,to 500 dollars for one with 90% of original condition.
A Winchester model 71 can range in value between 650 dollars for a gun with 10% of its original finish remaining,up to 1,500 dollars for a gun with 80% of its original finish remaining.
Your winchester model 670 rifle is valued at between 140-200 dollars for a rifle in 60%-90% original condition and a good bore.
Introduced as the 40-82 Winchester Center Fire (WCF) in 1885, for the Winchester Mdl 1886, this was a black powder cartridge, later loaded in smokeless, and discontinued about 1935. Original individual cartridges are collector's items, selling for about $15-20 each. You may have more luck searching Winchester 1886.