Power from the sun for maritime warning lights - archive, 8 June 1961
by John Maddox, science correspondent from Environment | The Guardian on (#3RWGQ)
8 June 1961: A light-buoy, or beacon, which derives its power from the sun is being developed with some success
A striking mark of faith in the British climate has been made by the engineers of Trinity House, who are developing with success a form of light-buoy or beacon which derives its power from the sun.
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