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Andrew Gray
1847 - 1925
Andrew Gray FRS FRSE (2 July 1847–10 October 1925) was a Scottish physicist and mathematician.
R. R. Whitehead, ‘Gray, Andrew (1847–1925)’, Oxford Dictionary of National Biography, Oxford University Press, 2004 [http://www.oxforddnb.com/view/article/53499, accessed 14 Oct 2014]