The cartography related to the Ste des Transports et Messageries de l'Indochine is a representation of the transportation network in French Indochina during the early 20th century. This map showcases the various routes and modes of transportation used by the company, including railways, steamships, and air travel. The cartography provides valuable insights into the infrastructure and logistics of the transportation industry in the region during the colonial period. This map is a valuable resource for historians and researchers studying the economic and social history of French Indochina.