John Alfred Griffiths

Griffiths was an authority on wind power and won both the James Watt medal and the Crampton prize of the Institution of Engineers, London, which he had joined in 1873. A paper by him on windmills is quoted in the 11th edition of the Encyclopaedia Britannica. He was also a member of the Institution of Mechanical Engineers, London, and joined the Victorian Institute of Engineers in 1910.