what is the manufacture date of a .38 police positive special serial number b 81
Colt police positive special with that serial number was made in late 1922.
Colt police positive special was made in 1915
About 1929. for a police positive special and 1935 for a police positive .38
By the serial number, features and markings.
made about 1962
The Colt Police Positive Special with that serial number was made in 1936. Police Positive .38 was made in 1911.
Take your pick: Police positive .38 in 1916. Police positive special in1913 and Police positive .32 in 1911.
Depends on what police positive. A police positive .38 was 1905 , a police positive special was 1908 & a police positive .22 target model G & C was 1910 based on serial number 1655.
Proofhouse.com has Colt sn tables.
Depends on which police positive with sn 134551: Colt police positive special -1916 Colt police positive .32-1916 Colt police positive .38-1921
A Colt police positive special .38 with sn 262352 was produced around 1922.
Colt Detective Special serial numbers do not end in two letters. If you are positive the last two are "RD", you need to call Colt.