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Your model 1898 krag was made by springfield armory in 1899.
Your springfield armory model 1903 springfield rifle was made in 1932.
Model 1911a1
Serial # N5102889 Made
about 1914
your springfield 1911 was made in 1914
your springfield model 1903 was made in 1920.
your springfield model 1903 was produced in 1923.
Your springfield model 1898 was produced in 1899.
With the serial number provided,your springfield model 1898 krag,was made in the year 1899.
No published sn data. You will have to call Springfield Armory
your springfield 1911 was made in 1914