Commission for the Geological Map of the World ... Map prepared and published under the auspices of The Ministry of Mines and Energy, National Department of Mineral Production (Brazil), Division of Geology and Mineralogy ... With the collaboration of UNESCO ... and of The Commission for the Geological Map of the World.
Rio de Janeiro : Impreso por Carto-Grafica Cruzeiro do Sul ; [Boulder, Colo. : Distributed by the Geological Society of America], c1978.
prepared under the direction of a committee of the Geological Society of America in cooperation with the American Geographical Society and the U.S. Geological Survey from maps contributed by government bureaus of South American countries and other sources.
[New York?] : Geological Society of America, 1950.
— Maps Collection Horizontal Files (lower level)