1965
your marlin/glenfield was made in 1974.
Your Glenfield model 25 was made in the year 1988.
Your Glenfield model 60 was produced in 1989.
Glenfield,which was made by Marlin Firearms Company made a bolt action .410ga shotgun from 1956-1965.This was the marlin model 59 which is the same shotgun as your Glenfield model 60.
your glenfield was made in 1968.
Your Marlin model 100G was a single shot promotional model in .22cal that was made by Marlin.The value is between 55-95 dollars.
With the serial number that you have supplied,your Marlin(Glenfield) rifle was made in the year 1980.
Your serial number indicates that your Glenfield model 25 was made in the year 1976.
== == I have A 100G that I got in 1964, I was 16. Jim
The Glenfield 22 model 75 is the same as the Marlin 75. It was made for Sears and the parts probably can be obtained from Marlin In New Haven, Connecticut. This site has parts for the Glenfield model 75. http://www.gunpartscorp.com/ I have them. www.countrygunsmith.net
No sn data published.
With the serial number that you supplied,your Glenfield model 60 rifle was made in the year 1978.