Your colt police positive was made in 1907.
For the Colt police positive .38 revolver, proofhouse,com shows 1907 as the production year.
The records I have show the Colt police positive special with that serial number was made in 1909 and the Colt police positive .38 was made in 1907.
Colt was not in business in 1800. Samuel Colt was not born until 1814.
your colt was probably made for lighter loads then 38 special. try a lighter re-load cartridge like 2.0 grains bulls eye powder
Colt
A Colt 38 police positive serial no. 357606 was made in 1932 and has some worth, but value is depending on overall condition
Don't know value, but was made in 1969. Colt officers model.
That Colt super .38 was made in 1948.
You need to call Colt
The Colt Official Police was made in several calibers, but the only .38 caliber it was made in was .38 Special.
Your Colt Trooper .38 special CTG # 68404 was produced around 1968. made 1968. value depends on condition