What is the manufacture date and history of a Colt hammerless 1903 32 serial number 28528?

32 cal. ?? made 1918

1908,

if a 32 cal. made about 1917

The date of manufacture of Colt 1903 Hammerless .32 is 1916.(193000-234999)

colt hammerless 32 cal. model 1903. #253741 made 1917