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
Johann Georg Stauffer Karl Kühle. Martin remained in Vienna until at least 1827, after which he returned to his hometown and opened his own shop. After a long dispute with the guild of luthiers regarding the rights of cabinet makers to build guitars, Martin emigrated to the United States of America, where he introduced the mechanism developed by Stauffer and founded Martin Guitars. In 2008, the 175th anniversary of the Martin Company, the company released a tribute guitar: the "Martin 00 Stauffer 175th". Johann Georg Stauffer "This page is mainly based on a translation of the German Wikipedia article, located" . Johann Georg