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