Werner Grassmann

April 02, 1982

January 30, 1989

April 18, 1996

March 30, 1997

April 21, 1993

February 18, 1968

May 30, 1970

April 26, 1985

October 23, 2012

June 08, 1978

December 15, 2023

July 01, 1999