With about 2 million Model 12s produced in both standard and deluxe grades between 19, the Model 12 had milestone serial numbers set aside for presentation to notable individuals.There is only factory Serial Number Application Data available for this model from the Cody Firearms Museum in Cody, Wyoming, from serial number 1 thru 1970885.
It was a pump-action gun with a under barrel tubular magazine, but as the years ticked by, there was one glaring, antiquated flaw—it had a hammer.
Between 1904-1908 both Savage and Remington came out with ‘hammerless’ designs that replicated Winchester’s gun performance, only with the hammer hidden inside a streamlined receiver.
Winchester Firearms Manufacturing Dates by Serial Number and Year 1866 through the early 1990s Below is the download link for a special resource for dating Winchester firearms.
These pages were scanned from documents compiled over the years by the customer service department of Winchester Repeating Arms.
Johnson’s concept took a solid block of steel and milled it out to accommodate the receiver.