London, June 16.
The discovery within the British Empire of quartz crystals sufficiently fine quality to be used for maintaining frequency of radio transmitters is reported by the Imperial Institute, The new source of Supply is in Uganda, in a district where alluvial gold is being washed. Commercial tests are stated to have proved satisfactory.
Hitherto Brazil and Madagascar have been the {wo chief sources of these crystals.
Besides being used in normal radio transmitters, quartz crystals are in demand for apparatus required in depth-sounding at sea, and in detect jing the presence of rocks and icebergs and other dangers to shipping: Wireless through Reuter.
Text read from the printed page and cleaned; old type leaves the occasional error.