With regard to the latter, however, Northern Rhodesia was the wealthiest of the three member states (due to its vast copper mines) and had contributed more to the overall building of infrastructure than the other two members did.
Но Северная Родезия была самым богатым из трёх государств-членов (благодаря её огромным медным рудникам) и фактически внесла больший вклад в общее развитие инфраструктуры, чем два других государства-учредителя.