Seems that the spelling of parents surname differs MAURERFind A Grave death notices on this siteVictor Louis MaurerBirth 22 Jul 1849 Vechigen, Verwaltungskreis Bern-Mittelland, Bern, SwitzerlandDeath 18 Aug 1914 (aged 65)South Geelong, City of Greater Geelong, Victoria, AustraliaBurial Barrabool Hills Cemetery Highton, Plot HGH-COE-X-825-XMumMary Jane Hensell MaurerBirth 1850 Death 10 Oct 1888 (aged 37–38)Geelong West, City of Greater Geelong, Victoria, AustraliaBurial Barrabool Hills Cemetery Highton, City of Greater Geelong, Victoria, AustraliaPlot HGH-UNK-X-825-XCass
Freya, On the marriage certificate of Dorothy PONTIN to Patrick STOREN , 1924, Dorothy I think names her parents.Is it mentioned there whether mother is deceased?Sue
https://www.familysearch.org/ark:/61903/3:1:3Q9M-CSJB-DKFG?view=fullTextAccording to this, Ethel was last known of in Ballarat.