The year is determined by the first letters not the numbers.
Made 1989 to date, sold for about $150 new, No serial number data published.
H&R Handi-Rifle
Gunsmith or maker.
The serial number 4279990 is a partial serial number for this rifle. To determine the date the rifle was manufactured you need to provide a complete serial number that begins with letters.
You have listed the model number of your rifle,not the serial number.
Not a serial number if that is on a Sears or JC Higgins rifle. Might be a serial number on an Ithaca rifle. Please list all the markings on the rifle, just as they are on the rifle. sales@countrygunsmith.net
The rifle had the serial number C 2766.
By the serial number on the rifle.
277552
Your Marlin rifle was made in the year 1987,with the serial number provided.
With the serial number that you provided,your Marlin rifle was produced in the year 1979.