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Reginald S. Clay
1868 - 1954
Principal of the Northern Polytechnic Institute Holloway, London.
Terms
Clay, Reginald Stanley, "Practical Exercises in Light: Being a Laboratory Course for Schools of Science and Colleges, pg. 1," http://books.google.com/books?id=4yc6AQAAIAAJ&pg=PR3 (accessed 09/03/2014)