Show miners cradis the cradle Is a simple appliance for ti eating heating pay dirt earth and ravel containing gold dust it consists essentially of a box mounted on lod toil ers and provided with a perforated bottom of 0 sheet iron in which the pay dirt Is placed anater ater la Is poured on the dirt and the rocking motion imparted to the cradle causes he finer particles to pass through the perforated bottom onto a canvas screen and thence fo to the base ot of the cradle cradled where here the gold dust lites on transverse tr anverse bars of wood called rif riffles fiffles rif fles nes |