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Desmond Gerald Fitzgerald (c1835-1904)
c.1835 Born London
1858 of Portman Sq, London, interests in drainage and other questions
1861 Clerk and writer for the press
1861 Wrote article for "The Engineer" on a new form of voltaic couple
1865 of Wandsworth Road, London; wrote a letter to "The Engineer" on inductance.
1868/9 Patents on secondary batteries
1868/9 Series of articles in "The Engineer" on electrical forces
1871 Electrician 
1891 Living in Brixton, London, an electrician
1904 Died at Suffolk