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1916
made 1910
Made in 1914
Manufactured 1915
1916 - pre-date coding.
Try this link from Remington. http://www.remington.com/library/history/firearm_models/shotguns/model_10.asp
Try this link from Remington. http://www.remington.com/library/history/firearm_models/shotguns/model_10.asp
Remington firearms are dated from a 2 or 3 LETTER code stamped on the left side of the barrel, very close to the frame. The Remington Collector Society webpage has the table of letters and years.
100a2 - 49b2 is the difference of two perfect squares. Therefore, it is equal to the sum times the difference of the roots: (10a + 7b)(10a - 7b)
Poor time to use x's... 425 and down 1915 over 1916.
Manufactured late 1918
1907-1929, 100-375 USD