Jan 11 Paul Hallman, composer, dies at 49 on this day in history.
Feb 01 On this day in history death of rene Descartes, philosopher "I think therefore I am", stops thinking
Feb 08 John Adriaensz, hydraulic engineer (Haarlemmermeer), dies at about 74 on this day in history.
Feb 11 Rene Descartes, philosopher "I think therefore I am", stops thinking died in the year 1650.
Mar 29 In the year 1650 cornelis Galle I, Flemish engraver, dies at about 73
Apr 18 In the year 1650 death of simonds d'Ewes, English antiquarian (b. 1602)
May 20 Francesco Sacrati, composer, dies at 44 on this day in history.
May 21 James G, Marquis of Montrose, Scottish general, hanged died on this day in history.