Le Monde souterrain
Subtitle: vol. 12:48, 49
By: [Devoted to 2e Congrès Mondial des Techniques et de l'Urbanisme Souterrain, Rotterdam, June 1948.]
Publisher: Comité Permanent International de l'Urbanisme Souterrain.
Published: 1948
Place of publication: Paris
Language: fre
Notes: Aug., Oct. 1948.