Baedeker to have three of his four sons − Hans, Ernst and Dietrich − beside him in the firm, as editors and writers. Karl Baedeker III, the fourth son, entered academia and rose to become a professor of physics at the University of Jena. He was killed in action at the Battle of Liège in August 1914. It was his son Karl Friedrich who revived Verlag Karl Baedeker after the Second World War. During his reign, which lasted over 50 years, Fritz produced 73 new "Baedekers", as they came to be known universally. The Baedeker travel guides became so popular that
Karl Ridderbusch presence survives on two commercial videos; as Fafner in Karajan's filming of his Salzburg "Rheingold" and as Kecal, the marriage broker, in a German-language version of "The Bartered Bride". Solo recordings include "Karl Ridderbusch: a portrait" and an eponymous double album, both listed by German vendors, and a Loewe recital on LP for Deutsche Grammophon, since anthologised as part of a double CD release of the composer. Karl Ridderbusch Karl Ridderbusch (29 May 1932 – 21 June 1997) was a German operatic bass, associated in particular with the music of Wagner. He was recognised as a notable exponent of the