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Nov 7, 1419
PRINCE HENRY FOUNDS HIS SCHOOL OF NAVIGATION IN PORTUGAL
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Nov 7, 1440
JOHANNES GUTENBURG INVENTS PRINTING PRESS
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Nov 7, 1450
GUTENBURG FINISHES THE "GUTENBURG BIBLE" FIRST BIBLE MADE FROM PRINTING PRESS
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Nov 7, 1471
PORTUGESE DISCOVER GOLD COAST IN AFRICA USING NEW AND IMPROVED SHIPS
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Nov 7, 1477
PTOLEMY'S GEOGRAPHY BECOMES AVAILABLE TO ALL EUROPE
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Nov 7, 1490
EUROPEAN MAPS ARE GENERALLY ACCURATE OF WHOLE WORLD
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May 18, 1498
VASCO DE GAMA OF PORTUGAL SAILS ALL THE WAY TO CALICUT, INDIA ON THE SOUTHWESTERN COAST
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Nov 7, 1551
ASTROLABE INVENTED AND PUT INTO USE