A serial number would be required to identify the year of manufacture of your Marlin model 60.
Your serial number indicates that your Marlin mod 60 rifle was made in the year 1978.
1990.
1977
50-100
Yes, but it is Glenfield, not greenfield.
The booklet that came with the Marlin 75-20 shows it to be a 75C.
The booklet that came with the Marlin 75-20 shows it to be a 75C.
I THINK you have a Marlin Model 60, made for JC Penney as their Mdel 6660. You can download an owner's manual from Marlin, customer service, use the Model 60 tab. You can also check the website at gunpartscorp, again use marlin Model 60.
Your serial number indicates that your Marlin model 60 was made in the year 1985.
Cannot be answered unless you provide a serial number with this question.
Your Marlin model 60 was made in the year 1983.
Your Marlin model 60 rifle was made in the year 1980.