What do you want to know???
Size
Good revolver.
Advertising word.
Look on the butt of the revolver
The Colt police positive .38 with sn 8707 was produced in 1906.The second year of production.
1905
A type of DA revolver made by Colt.
Check the butt
That Colt police positive special with serial # 594826was manufactured in 1951.
police positive special made about 1920
Proofhouse.com has Colt sn data.
about 1919