Feb 19 In the year 1473 birth of nicolaus Copernicus, Polish mathematician and astronomer (d. 1543)
Mar 16 On this day in history birth of henry IV the Pious, Duke of Saxony (d. 1541)
Mar 17 On this day in history birth of james IV, king of Scotland (1488-1513)
Aug 14 In the year 1473 birth of margaret Pole, 8th Countess of Salisbury, daughter of George, Duke of Clarence (d. 1541)
Aug 17 Richard, Duke of York (d. 1483?) was born on this day in history.
Oct 26 Friedrich of Saxony (d. 1510) was born on this day in history.