Will depend on the EXACT make, model, and condition. Anywhere from $100-$600
25-100 USD
Don't know value, but made about 1913 for police positive special
100-1000 USD
Don't know the value but according to proofhouse.com, the Colt police positive .38 was made in 1926 & the Colt police positive special was made in 1919.
A type of handgun ammunition.
A type of handgun ammunition.
Don't know the value, but according to proofhouse.com a police positive special/detective special with that serial number was made in 1930 and a police positive .38/bankers special was made in 1939.
about 1973
value depends on overall condition.................
about 1929
150 or so
value depends on overall condition.....