Depends on condition, barrel length, caliber, finish, grips, etc.. You need to get it lettered by Colt. It may have been made in 1940 or possibly 1941. Only a factory can (hopefully) tell you. Value, from a few hundred to multiple thousands depending on what the letter says, and if it matches the letter (hasn't been refinished, rebarreled, etc.)
about 1903
Don't know value, but produced in 1912.
100-10000 USD depending on specifics.
depends on age (serial number) and overall condition.
made about 1884. value depends on overall condition
your colt SAA if it has a serial number of 502479SA was made in 1969.
If you call Colt, they will tell you.
Call Colt and they will tell you.
Your colt was made in 1956.
Proofhouse.com has Colt sn data.
Your Colt SSA was made in 1907.
about 1934