Author: BLANCHOT, ANDRE; ROCCI, GEORGES.
Title: Notice Explicative Sur La Feuille Idjil-Est. Carte Geologique de Reconnaissance a l'echelle du 500,000. Leves effectues de 1946, 1948, 1949-1950.
Description: First Edition; 8vo; pp. 26; 1 loose folding colour map in pocket at rear, bibliography; original stiff stapled wrapper, wrapper browned, a good copy. Dakar, Direction of Mines, A. O. F. 1954. Text in French.

Keywords: geology mining Africa mines mining French foreign language