Francis Robert Lucas
1848 Born in Greenwich.[1]
1863 Started work for the Telegraph Construction and Maintenance Co on the engineering staff[2]
1873 Joined the Society of Telegraph Engineers
1875 Married Katherine Mary Riddle in Greenwich[3]
1875 Patent application by Francis Robert Lucas, of No: 08, Old Broad-street, in the city of London, in respect of the invention of "improvements in submarine cables."[4]
1876 Birth of son, Ralph
Electrical engineer of the Telegraph Construction and Maintenance Co; implemented Lord Kelvin's ideas for sounding the oceans which device was then used in ships worldwide[5]
1879 A civil engineer, at the baptism of his son Keith in Greenwich[6]
1881 Francis R. Lucas 32, telegraph engineer, lived in Charlton with Katherine M. Lucas 29, Ralph Lucas 5, Keith Lucas 2[7]
1891 Lived in Kidbrooke
1906 Patent on "improvements in grapnels for raising submarine cables".
1925 Retired as managing director of the Telegraph Construction and Maintenance Co
1931 Died in Uckfield[8]