Cyril Ronald Hartree, b: 1912 - Njookenbooroo, Western Australia


		^{George Robert Hartree}^{b.1845 Clevedon, England d.1926 Subiaco, West Aust}

	^{George Hartree}^{b.1880 Yatton, Somerset, England d.1956 Subiaco, West Aust}	^{Eliza Jane Harriet Lukins}^{b.1837 Yatton, Somerset, England d.1938 Northam, West Aust}

^{Cyril Ronald Hartree}^{b.1912 Njooke, Western Australia d.}		^{John Bradshaw Owens}^{b.1849 Wales, UK d.1921 Fremantle, West Aust}

	^{Jane Ann Elenor Owens}^{b.1878 Footscray, Australia d.1972 Nedlands, West Aust}	^Ellen Lines^{b.1853 d.1927 North Perth, West Aust}





^{Muriel Sampey}^{b. d.}