Karl Baedeker Tirol und Salzburg, Oberitalien 1855: Paris und Umgebung. nebst Rouen, Havre, Dieppe, Boulogne und den Eisenbahn-Strassen vom Rhein bis Paris 1859: La Hollande et la Belgique 1860: Allemagne et quelques parties les pays limitrophes jusqu'à Strasbourg, Metz, Luxembourg, Coprnhague, Cracovie, Bude-Pesth, Venise, Milan, etc. From the beginning, Baedeker realised the importance of including quality, reliable maps in his travel guides, which were black-and-white initially. To this end, he engaged the services of Eduard Wagner of Darmstadt, a specialist in cartography, and the maps he produced for Baedeker were way ahead of the times. The first Baedeker travel guide in English
Karl Friedrich Köppen Karl Friedrich Köppen Karl Friedrich Köppen (26 April 1808 – 26 April 1863) was a German teacher and political journalist. He was one of the Young Hegelians. Köppen was from a born in a pastor's family in Altmark. He studied theology at the University of Berlin from 1827 to 1831, but later turned to religio-critical Hegelianism. After his studies and military service in 1833, he taught at the secondary school Dorotheenstädtischer. In 1837, he met Karl Marx, with whom he developed a close friendship. In 1840 he became one of the most active associates of Arnold Ruge and published Hallischen