your serial number indicates that your Glenfield rifle was made in the year 1977.
With the serial number that you have supplied,your Glenfield rifle was made in the year 1973.
With the serial number that you supplied,your Glenfield model 60 rifle was made in the year 1978.
With the serial number that you have provided,your Glenfield model 60 rifle was made in the year 1976.
manufactured 1970
With the serial number that you have supplied,your Marlin(Glenfield) rifle was made in the year 1980.
1974, made in Connecticut.
The 2 letter prefix of AB to your serial number indicate that your Marlin-Glenfield model 30 rifle was made in the year 1966.
Your serial number dates your rifle to the year 1982.
With the serial number provided,your Glenfield model 60 was made in the year 1973.
Your serial number indicates that your Glenfield model 25 was made in the year 1976.
Subtract the first two numbers (24) from 2000. Your rifle was made in 1976.
your glenfield was made in 1968.