about 1905
about 1918
about 1918
about 1929
1944
made 1918
about 1910
it would appear there are too many numbers in your serial number.....................
about 1921
1938-1939
Your rifle was made at springfield arsenal in 1932.
made 1909
SPRINGFIELD ARMORY US MODEL 1903 RIFLE SERIAL NUMBER RANGES(Including Rock Island Arsenal, Remington, and Smith-Corona production)[Dated by calendar year: January - December]1909 - 358085 - 398275