William TREHARNE was born in Gloucestershire in England and died 1912 in Milsons Point, NSW.
Mary DAVID was born 1859 in Wales and arrived from Wales with her parents at age 5 years - c 1864 - died 1921 in Milsons Point, NSW.
Mary DAVID probably met and married William TREHARNE in Bendigo, Victoria as their respective fathers were seeking gold in the Victorian goldfields.
William TREHARNE went to Bendigo, Victoria gold mining - he may have met Mary DAVID and married in Bendigo, Victoria - thence went to Newcastle, NSW for coal mining during the 1890's depresssion - he also went to Coolgardie, Western Australia gold mining - travelled back and forth to Wollongong regularly.
He was a magnificent singer - sang at eisteddfods in Newcastle but was banned due to the fact that he always won - thence took up teaching singing and his students nearly always won.
