1951 to be exact
By including the serial number in your question,we will be able to answer when your Marlin model 336 was produced.
You need to include a serial number to get a answer.
The 336 began production in 1948. It can not be a 336 and made in 1917. Cross reference your serial number ... google Marlin Serial numbers and click on an applicable site.
the cost 3030 cal 336sc
The rifle is a marlin 336. Serial number is located on the lower tang under the lever.
Your Marlin model 336RC(regular Carbine) was made in the year 1966 with the 2 letter prefix of AB to your serial number.
The R prefix to your serial number indicates that your Marlin model 336 rifle was produced between 1957-1958.
The Marlin model 336 will sell for between 200-350 dollars,depending on overall condition.
300-500 USD
Model variation
I found on the web site below, that a 336 Marlin with the serial number that begins with a "P", was manufactured in 1957. http://oldguns.net/cgi-bin/f2f/f2f.pl?http://oldguns.net/q&a1_05.htm
Between 200-350 dollars depending on overall condition of the wood and metal,and a good bore.