The letters AD which is a prefix to your serial number indicates that your Marlin rifle was made in the year 1968.
It was made in the year 1968.
Need serial #
Your marlin model 39a golden was made by marlin in 1964.
Your Marlin model 30AS was made by Marlin in the year 1995 with the serial number that you provided.
Your serial number indicates that your Marlin model 25MN was made in the year 1993.
1953
Your 35cal marlin was made in 1963.
The serial number you provided indicates that your marlin model 336R(rifle) was made in 1967.
1987.
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1955
Your marlin model 336 RC(regular carbine) was made by marlin in 1965.