Baedeker of pre-1872 guides continued to be printed where all Baedeker guides had been produced before—the G.D. Baedeker printing works in Essen. Fritz ventured into territory none of his predecessors had covered before, inside and outside Europe e.g. Russia, Sweden, Norway, Palestine, Syria, Egypt, Greece, the Mediterranean, USA, Canada, India and South East Asia. Plans to publish guides on China and Japan had to be abandoned when war broke out in 1914. At home, the list of guides on German regions and cities continued to grow. His was the golden age of Baedeker travel guides. Fritz also had the good fortune
Baedeker he published his first offering—10,000 copies of "Schleswig-Holstein". This was printed in Glückstadt near Hamburg and contained some advertising to balance the books, as did some of his other contemperaneous titles. Allen & Unwin, the London publisher, once again helped the Baedeker firm with another loan and he published more city and regional guides in the years that followed. In 1951, Karl Friedrich and Oskar Steinheil, a pre-war Baedeker editor, signed an agreement with Shell AG, the subsidiary of Royal Dutch Shell, and Kurt Mair (1902–1957), the German printer and publisher based in Stuttgart, to produce a series of motoring