Carte geologique detaillee de la France [a 1/80 000]: Libourne. (Orléans : Bureau de recherches géogiques et minières, 1942)
France. Service de la carte geologique de France
North Decimal Degree 45.1618
South Decimal Degree 44.8020
East Decimal Degree 0.3014
West Decimal Degree -0.5124
Relief shown by hachures. Principal meridian: Paris. Longitude is given in centesimal values (100 grades = 90 degrees) .The Service de la carte geologique de la France was integrated to the BRGM to become the only France Service geologique national. Based on "Carte topograqphique de l'etat major."
Keywords: Geology; Mines and mineral resources; France -- Maps; France--Libourne Sheet; Libourne; France--Aquitaine Region; Maps