If sn data has been published.
Usually by the serial number.
By the serial number
1923; it tells you when it was made.
The year of manufacture for serial number 1821238 is 1952.
There are serial number tables that have been published.
Yes
1942, and it tells you where it was made lolwut.
Early 1936, and it does not tell you anything else.
1971 1972
1972; nothing
1957, nothing.
It is only an identifying mark. It MAY tell you what year it was made.