6743237Cavanagh R.J. : Principal Assistant Engineer 12 Feb 1929 - Metropolitan Water Supply, Sewerage & Drainage Department @ Perth [ WA Australia ]0public0000-00-00 00:00:002020-05-08 12:01:131501929-02-125444710Cavanagh, Righton John585694Metropolitan Water Supply, Sewerage & Drainage Department3974925Perth -- WA, Australia561550105226Government Gazette, WA, 26 September 1929, p. 71, https://www.slp.wa.gov.au/gazette/gazette.nsf/searchgazette/EBA2443F77A84F7648257A3000015894/$file/gg044.pdf86325444710Cavanagh, Righton John
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