Impossible to answer without the serial number.
A Colt police positive .38 and a Colt police positive special with that serial number were both made in 1913.
Your colt police positive was made in 1907.
Your colt police positive was made by colt in 1935.
Your colt police positive was made by colt in 1930.
Around 1920 for the Colt police positive special with that serial number
1921 for the Colt police positive special.
If we are talking about a colt police positive in 38 special,it was made by colt in 1915.
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 police positive special in 1909, Police positive .38 in 1908
Colt police positive special with that serial number was produced in 1924.
Around 1922 for a Colt police positive .38.
@1920