I too am searching for any info on Sarah Tunstall. She was my g-g-g-grandmother. Sarah was born 6-11-1827 and christened 16-12-1827 at Macclesfield, Cheshire. Her parents were James and Mary [nee Armett?] She emigrated to Adelaide, South Australia in 1855. She married Richard Bostock [his 2nd marriage] there 12-12-1856. 4 children were born there - Fanny,Clement and Edwin survived and the family returned to England, where 3 further children were born.Emily - 8-9-1866, Ida - 2-5-1869 and Oliver 21-8-1871. Richard committed suicide in 1876 and Sarah and all her children emigrated to NZ. They arrived on the Ben Nevis and lived at Flat Bush, South Auckland. Sarah died 17-4-1910 at Onehunga, at her son Clement's residence and is buried at Waikaraka Cemetary, along with her son Clement Bostock, who died in 1946.