While. these investigations have: been going forward, the Eldorado; Gold Mines, Limited, has proceeded: with the construction of refinery, at Port Hope, Ontario. "Here the! pitchblende ore will be treated, and' in addition to the extraction of radium it is planned to secure such by-products as uranium, silver and lead. "In" a short time Canada should be able her own needs "for radium for' therpontic, scientific "and commercial Purposes, and also-enter the world In the Belgian, process. the time necessary "for. the extraction radium is' understood "to be three
Text read from the printed page and cleaned; old type leaves the occasional error.