The Winchester Model 67 was a bolt-action single shot rifle. The slide-action (pump) models were the 1890, 1906, 61, and 62. Go to Gunbroker.com
Best left to a good gunsmith
It was made between 1934-1946. 100,030 made. No serial numbers. Your best bet is to find a copy of The Gun Digest Book of Firearms Assembly/Disassembly: Rimfire Rifles by J.B.Wood
Winchester M70 .30-06
The Winchester Model 423 is a lever-action rifle that was produced in the early 20th century, specifically from 1923 to 1935. It is chambered for the .22 Winchester Rimfire cartridge and is known for its distinctive design and historical significance. The value of a Winchester Model 423 can vary widely based on its condition, rarity, and whether it has any original parts or features, but generally, it can range from a few hundred to over a thousand dollars in good condition. For an accurate appraisal, it's best to consult a firearms expert or appraiser.
Marlin
Best to ask a gunsmith for assistance.
Best is a very subjective term. Winchester, Marlin and Henry all make very good rifles.
Gamefaqs.com ??
It would be a matter of opinion but I would say the Winchester Model 37.
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You will have to specify if you are talking about rimfire or centerfire.