The Number 1939: Properties and MeaningsPrime Factors of 1939=7x277.
The Year 1939 ADIn the year 1939 AD the electron microscope was invented.
In the year 1939 AD Igor Sikorsky invented the first successful helicopter.
In the year 1939 AD the Chemical Element Francium was discovered by Marguerite Derey.
In the year 1939 AD William Butler Yeats died.(Esoteric History)
In the year 1939 AD The first meeting of FUDOFSI took place in Paris, France.(Esoteric History)
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