Your colt buntline scout was made by colt in 1964.
Made in 1959.
You will have to call Colt or provide the serial number.
44 years old,made in 1966.
Colt data at Proofhouse.com
You will have to call COLT
1961
The records I have, show a Colt frontier scout .22 Q model with that serial number was made in 1959.
A Colt frontier scout .22lr with that serial number was made in 1959.
In 1959
@ 1967
It was made in 1965.