This date code was usually stamped on the left side of the barrel just in front of the receiver. Frankm there is a two letter code for month and year on 22's from 60-68 I do not know if it was on any other years, scroll down at the link below and you will find the list.
The first letter of the date code is as follows: A = Jan. There is a much more complete information on dating a Marlin here at in the reference section. t=495G Wi; You apparently have a new Marlin Model 1895 that was manufactured in 1973.
Riekers Sporting Agency & Gun Works | Steve's Gunz | Henry Repeating Arms Co. Com | Sixguns | The Art of John Dietz | Friends of Billy Dixon Grizzly Cartridges | Cast Performance Bullets | Merit Corporation red bandana wrapped around his dusty neck and a work-worn felt hat jammed awkwardly onto his head, his chestnut mount braced at a sudden stop, and both of them are intently focused on something just out of the picture.
Most American shooters know that Marlin has been around for quite a while, and that they have been making excellent leverguns for many years, but may not realize all the twists and turns in the trail that has made Marlin what it is today.
This date code is different than the one already listed, as Marlin rimfire rifles (other than the model 39 series) did not have a serial numbers until required to by Law after 1968. serial # 191797** there are no other markings on the rifle Also reading these posts, there are no markings on, near, around, or underneath the lever I would assume the date code would be the but it doesn't fit with what others have posted.subtract 19 from 100 = 81 so 1981. The Glenfield model is the same as any regular Marlin 336 but was made for a chain store, used hard wood instead of Walnut and may have had different sights.