ORSTOM surveys (West Africa)
Details about gravity surveys carried out in West Africa by ORSTOM (former IRD) between 1953 and 1977 and jointly by DMA/IGN/ORSTOM between 1987-1988.
Data distribution
Free Air Anomaly map
Bouguer Anomaly map
Details about gravity surveys carried out in West Africa by ORSTOM (former IRD) between 1953 and 1977 and jointly by DMA/IGN/ORSTOM between 1987-1988.