around 1943. Value depends on condition,markings,history,etc.
made about 1929
Try looking on the butt or crane.
38 caliber revolver ammo
If your Colt official police is chambered in .22cal?Then it was made in 1937.
your colt official police was made in 1958.
1927
Caliber can not be idenitifed by sn. Take it to a gunsmith if it isn't marked on the frame or barrel.
use 32-20 ammo The caliber of the ammo is 32-20. It is not common although it is still available.
Made in 1929.
50-500 usd
Colt official police with serial # 904734 was produced around 1965
1940