De l'Equateur a la Mediterranee. Le Nil, le Soudan, L'Egypte. Ouvrage accompagne de nombreuses cartes hors texte imprimees en couleurs
Tables, Distribution, and Variations of the Athmospheric Temperature in the United States and Some Adjacents Parts of America
Development of Wildlife Food and Cover on an Electric Transmission Right-of-way Maintained by Herbicides