Carta geológico-económica de la República Argentina : división en hojas a escala 1:200,000 /
Instituto Nacional de Geología y Minería (Argentina)
Argentina.Secretaría de Estado de Energía y Minería.
[Buenos Aires?] : El Instituto,
1973-
Title from index map on verso of sheets.
Scale shown by contours and spot heights.
Sheets include index maps in margin.
Maps are loosely inserted with : Descripcion geologica ..., (issued in Boletin series of Servicio Geologico Nacional)
Graphic index and list with Boletin nos. in central (thematic) file in Map Library.
Geology