Albert Popper died in 1889.
Albert Popper was born in 1808.
Siegfried Popper died in 1933.
Hans Popper died in 1988.
Julius Popper died in 1893.
Erwin Popper died in 1955.
Josef Popper-Lynkeus died in 1921.
David H. Popper died in 2008.
Karl Popper died on September 17, 1994 at the age of 92.
Joachim Edler von Popper died in 1795.
He is still alive!
Josef Popper has written: 'Das Recht zu leben und die Pflicht zu sterben' -- subject(s): Philosophy
Mr. Popper is a dreamer