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 Baedeker from Bädeker with the umlaut to Baedeker around 1850. Karl Baedeker was born in Essen, then in the Kingdom of Prussia, on November 3, 1801. After his schooling in Hagen, he left home in 1817 to study humanities in Heidelberg where he also worked for a while at the leading local bookseller J.C.B. Mohr. Military service followed, after which he moved to Berlin where he worked as an assistant at Georg Andreas Reimer, one of the leading booksellers in the city, from 1823 to 1825. He then returned home to Essen and worked with his father until 1827 when he