titre pas
The first steps
Nouveau pas
1928
1928
Discovery of the Cobalt deposit at Bou-Azzer.
1930
1930
Creation of the CTT company and opening of the Bou-Azzer mine specialising in the production of cobalt concentrate.
1934
1934
Creation of ONA, Omnium Nord-Africain, a holding company operating in the mining sector.
