1870 is a continuation of the first line Marlin Firearms Company Est. 1870 the model of the gun is 336 and is .35cal i believe they started making them in that cal in 1950's
Your Marlin model 336 was made in the year 1972.The current value will be between 250-350 dollars,depending on overall condition of the wood and metal,and a good bore.
1964
It is a Marlin 336 carbine as made for Sears.
1961 (August)-1962.
The AA prefix to your serial number dates your marlin model 336 RC(regular carbine) to the year 1965.
The R prefix was assigned to the years,1957-1958 by marlin.Therefore your Marlin model 336 was made during this time span.
71
The AA serial number indicates a 1965 year of manufacture.
http://oldguns.net/sn_php/marlinlookup.php P...........1957
1981
Your Marlin model 336RC(regular carbine) will bring between 250-350 dollars,depending on overall condition and a good bore.
first 2 numbers are date code 23 stands for 1977