Serial number data not available
No published sn data
No public data available- sorry.
No sn data in the public domain
Who made it?
Impossible to answer without the serial number.
1943
It was made in 1971.
AFAIK, Colt never made a single shot pistol
It was made in 1960.
impossible to answer without knowing who made it.
1981
What are you asking?