Casquets lighthouses per ton of ship when vessels passed the rocks and in turn he paid Trinity House 50 pounds per year for the right to run the lighthouses. The lighthouses reverted to Trinity House in 1785. They were converted to oil lamps with metal reflectors which were first used on 25 November 1790; and upgraded again with apparatus to rotate a beam of light in 1818. This had a clockwork mechanism which was wound up every hour and a half and gave one flash every 15 seconds. The lighthouses were badly damaged and the lanterns smashed in a severe storm on
Living Britain early summer featuring may-flies, moles, gannets and phalaropes. Midsummer is a busy time for insects, grouse & merlins rear their young & basking sharks visit our shores. Autumn is a dramatic time of change - birds migrate, red deer rut, leaves change colour & fungi abound. Looks at the influence of people on Britain's wildlife in the past & looks ahead to the new millennium. Living Britain Living Britain is a six-part nature documentary series, made by the BBC Natural History Unit, transmitted from October to December 1999. It was narrated by Samuel West and produced by Peter Crawford. It