Contribution à l'étude des sols
Subtitle: La stabilisation des routes au Congo belge
By: par E. Devroey.
Publisher: M. Hayez
Published: 1941
Place of publication: Bruxelles
Language: fre
Number of pages: 133
Subjects: Belgium -- Colonies.; Congo (Democratic Republic)
Notes: Extract from Institut Royal Colonial Belge, Bulletin des Séances, XII, 1941.