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British chemist and philosopher (1891-1967)
Arthur David Ritchie (* 1. January 1891 in Oxford; † 1. January 1967) was a british chemist and philosopher. He was 76 years old. His education included University of Cambridge, University of St Andrews, Trinity College and Fettes College. He worked at University of Manchester, University of Edinburgh and Victoria University of Manchester. He was awarded the Fellow of the Royal Society of Edinburgh.