1994 Death Karl R Popper, philosopher (Poverty of Historianism), dies at 92 1994 Death Karl Popper, Austrian Philosopher 1913 Death David Popper, composer, dies at 70 1902 Birthday Karl Raimund Popper, Austrian/British philosopher, Logic of Forschung 1902 Birthday Karl Popper, Austrian Philosopher 1843 Birthday David Popper, composer
