The Number 1903: Properties and MeaningsPrime Factors of 1903=11x173.
The Year 1903 ADIn the year 1903 AD Edward Binney and Harold Smith co-invent crayons.
In the year 1903 AD bottle-making machinery was invented by Michael J. Owens.
In the year 1903 AD the Wright brothers invented the first gas motored and manned airplane.
In the year 1903 AD Mary Anderson invented windshield wipers.
In the year 1903 AD William Coolidge invented ductile tungsten used in lightbulbs.
In the year 1903 AD the Societas Rosicruciana became the Hermetic Order of the Golden Dawn.(Esoteric History)