Le miniere di Canaan

The self-appointed Colonel Ramos, owner of the copper mines in Canaan, where he uses Native slaves as workers, rules a faraway portion of Sonora. Tex finds out that Lieutenant Castillo and his small garrison of “rurales” cannot do much to stop Ramos and his 100 gunmen, but promises to help them. But first, along with his Navajos, he must help the Zuni go back to their villages in the mountains. And a new, unforeseen threat will unravel his plans...