Frederick Hale Holmes (1812- ) was a Professor of Chemistry at the Royal Panopticon of Science and Art and pioneer of electric lighting.
1812 Born in London
1853 He demonstrated the ability of electro-magnetic generators to provide continuous current to power arc light
1856 Patented a magneto to power an arc light for lighthouses which he demonstrated to Michael Faraday at Blackwall in 1857. His experiments with alternating current arc lighting at North Foreland lighthouse in 1857-60 were the subject of a lecture by Michael Faraday at the Royal Institution.
1861 A boarder at 18 Leicester Square, London: Frederick H. Holmes (age 49 born St. George, Bloomsbury), Engineer and Married.[1]
One of Holmes' generators built in 1867 and used at Souter Lighthouse is displayed at the Science Museum, London.
1881 Living at 15 Walham Grove, Fulham: Frederick H. Holmes (age 70 born bedford Square, Mddx.), Patentee of Fog Signals. With his wife Louise Holmes (age 58 born France) and their daughter Annie Holmes (age 18 born Greenhithe, Kent), Prof of Music. Also his niece Jeanne Prevost (age 24 born new Orleans, USA), Instructress.[2]
1881 Filed a patent (granted 1883 in US) for a "Siren for Signalling"