Biographical entry Lawrenson, Ralph Harold ( - 1972)
Ralph Harold Lawrenson was a pioneer of the diecasting industry in Australia. In 1913 he developed a crude prototype to make some brass castings. Although the machine did not function efficiently the casting was successful.
- 'Lawrenson, Ralph Harold (-1972)', Trove, National Library of Australia, 2009, http://nla.gov.au/nla.party-1475697. Details
- Academy of Technological Sciences and Engineering, Technology in Australia 1788-1988, Online edn, Australian Science and Technology Heritage Centre, Melbourne, 3 May 2000, http://www.austehc.unimelb.edu.au/tia/index_l.html. Details
Created: 25 May 2001, Last modified: 25 May 2006
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