this tree says William France died 1866
https://gw.geneanet.org/jmmoun?n=need&oc=&p=christinanot all trees are correct of course
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Joseph Rycroft
Baptism: 27 Jun 1819 St Peter, Liverpool, Lancashire, England
Joseph Rycroft - [Child] of Thomas Rycroft & Elizabeth
Abode: Crosshall St
Occupation: Shoe Maker
Baptised by: T. H. Heathcote Curate
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Marriage: 18 Nov 1799 St Nicholas, Liverpool, Lancashire, England
Thomas Rycroft - Cordwainer, Liverpool
Elizabeth Lunt - (X), Spinster, Liverpool
Witness: Edward Coventry; Thos. Howard
Christina was on a Tasmanian lists of crime in 1861 - 2 years before she died ..