There are a couple of on-line trees with some entries supported by indexes etc which suggest that Sarah SPENDLOW, 20, arrived with her parents, James and Maria SPENDLOW, and siblings into Geelong, per ship Medway in August, 1849. Sarah is noted as a widow and her married surname ASHBY is noted.
The family's "Native Place" is given as Pollocks Hill, Bedfordshire. on the nsw assisted immigration record Sarah's age is given as 24, 20 on a different image. Occ: housemaid. Some of her family list their religion as Baptist, other as C of E.
FamilySearch shows this baptism:
Sarah SPENDELOW
Baptism Date 29 May 1825
Baptism Place Pulloxhill, Bedford, England
Father James Spendelow
Mother Mary
FHL Film Number 1066947
The information on these trees is comprehensive, so I won't transcribe anymore.
Judith