1.
Algerita Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Baker Spring Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Bear Hollow Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Blucher Mountain Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Brady Mountain Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Buffalo Knob Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Richland Springs Quadrangle ; Digital US Topo Maps: 7.5 Minute Series (Topographic)
Historique et aspect actuel de la sylviculture au Nigeria
2.
3.
La situation forestière de l'Afrique Occidentale Française
Etude d'une parcelle de savane mise en défens (République Centrafricaine). Reboisement artificiel ou naturel