Base topográfica para la carta geológico-economica de la Republica Argentina.
Argentina.Instituto Nacional de Geología y Minera.
[Buenos Aires] : El Instituto,
1965-
Relief shown by contours and spot heights.
Each sheet has individual title.
Editions of sheets vary.
Index map of published sheets of Carta geológico-economica de la Republica Argentina on verso of each sheet.
Graphic index in central file. (A few sheets only held)