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
Morten Michael Kallevig (1772–1827) Morten Michael Kallevig (1772–1827) Morten Michael Kallevig (1772 – 8 May 1827) was a Norwegian businessperson. He is best known as the owner of the trading and shipping company Salve Kallevig & Søn, which was founded by his father Salve Johannessøn Kallevig (1732–1794) in 1792, two years before he died. The company was passed down through the generations, and existed until 1962. Morten Michael Kallevig acquired burghership in Arendal in 1794, and served as vice consul for France and the Hansa League. He is also known for raising Kalleviggården as his private residence in Arendal. In 1844, his widow sold