Originally Posted by
hariharan85
. . . I am assuming a European origin. . . .
You might try the Danish serial numbers. I cannot read the start of the serial number, but it ends with an "H". In the Danish system that means year 1949, 1971, or 1992.
LONGJOHN.ORG - Determining age and manufacturer of a Long John bike
Danish bicycle VIN-system - Wikipedia, the free encyclopedia