the D in the serial number stands for 1947
With the serial number that you have supplied,your Marlin model 1894 was made by Marlin in the year 1895.
With the serial number provided,your Marlin .22cal rifle was made by Marlin in the year 1985.
your marlin model 1897 was made by marlin in 1903.
Your Marlin model 30as was made in the year 1988.
I would say that your Marlin model 1894 was probably made in the year 1910.
What year was Marlin 39A Mountie S/n 19968 made
Your Marlin was made in the year 1999.
your marlin model 336A was made by marlin in 1950.
The Marlin Model 36 A-DL with serial number D10128 was likely manufactured in the late 1940s to early 1950s, as Marlin introduced this model in 1947 and stopped production in 1960. For the exact year, a detailed historical search or contacting Marlin directly may be necessary.
Your Marlin rifle,not shotgun was made in the year 1972.
Your serial number indicates that your Marlin model 336W was made in the year 2009.
Your Marlin model 780 was made in the year 1977 with the serial number that you have provided.