0-multiple thousands depednig on EXACTLY what you have, its condition, etc..
Impossible to value with just the serial number.
$1,100.
20-50 USD
1966
100-500 USD
50-300 usd
100-1000 or more depending on specifics
50
A letter from Colt will get you started.
made about 1932, but value depends on overall condition of weapon...................
25-60 USD or so
You will have to contact the factory