Show belgium guards radium fear of bandits has caused belgian interests who own a large tract of 0 radium bearing rock in central centra africa to make special plans to guard the property armed sentries are on duty night a and nd day lines of tangled barbed wire have been placed around the district and only a tew few persons besides those employed are permitted to handle the precious metal every piece of radium rock Is I 1 carefully checked before it leaves in sealed truck brocks s to be shipped to the extraction works |