Mapes i cartògrafs a la Catalunya contemporània (1833-1941). Els inicis i la consolidació de la cartografia topogràfica studies the efforts for making topographic mapping of Catalonia. The task of modernizing of the country from the mid-nineteenth century ran into the lack of a topographic map, as the project "Map of Spain" was being delayed until the twentieth century. This was not an obstacle for various sectors of Catalan society claimed, searched and proposed alternative solutions to the exact knowledge of the terrain, with the aim of promoting the most modern infrastructures. Maria Carme Montaner talk about the role of the various areas of administration, such as hikers, both military as hydroelectric companies, etc.