Northern Rhodesia Journal Northern Rhodesia Journal The Northern Rhodesia Journal, often referred to simply as "NRJ", was produced between 1950 and 1965, by the Northern Rhodesian Government Printer, to record some of the early history of Northern Rhodesia. It is one of the most important sources of historical information on Zambia before and during its colonial era, up to its independence from the United Kingdom. The Journal is quarto in size. The first two volumes comprised six "Numbers" each, and the page numbering started with 1 for each Number. For the remaining four volumes (the first three of which also had six Numbers)
Northern Rhodesia these copper deposits could not be exploited commercially until the Southern Rhodesian railway had extended across the Zambezi and continued northward, to reach the Belgian Congo border, which it did in 1909. By that time, mining had started in Katanga, where rich copper oxide ores occurred near the surface. In Northern Rhodesia, the surface ores were of poorer quality, and copper was only worked intermittently at Bwana Mkubwa, until in 1924 rich copper sulphide ores were discovered about 100 feet below the surface. Prior to 1924, there had not been significant exploitation of Northern Rhodesia's mineral resources: there was some