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
History of lighthouses in Canada Pointe-au-Pere near Rimouski, Quebec. At the latter ranks with Point Amour Lighthouse as Canada's second-tallest lighthouse. Some lighthouses from the early 1900s were of traditional 8-sided timber construction, such as at "Point Riche" near Port au Choix, Newfoundland, Henry Island in Cape Breton (NS), at La Martre, Quebec (site of a museum) on the Gulf of Saint Lawrence, Lonely Island in Lake Huron, or at Pachena Point on Vancouver Island, site of the terrible 1906 shipwreck of the SS Valencia. However, the vast majority of post-1910 lighthouses replicated the octagonal pattern using the new ferro-concrete construction technique. Examples are Peggy's