I think that William Tyres a son of James and Martha Ann Edwards. I have the following children on both of their death certificates.
John b 1858 White Hills d 1932 Dandenong  -  m Elizabeth Pitts 1887
Isaac b 1861 White Hills  d 1948 East Berwick  -  m Carol Loof 1884
Sophia b 1861 White Hills d 1928 Numurkah  -   m George Ellis Thomas 1888
William b 1862 White Hills  d 1934 Numurkah  -   m Jessie Young 1880
James b 1864 White Hills  d 1933 Numurkah  -  m Naomi Brittain 1886
George b 1867 White Hills  d 1892 Numurkah  -  m Alice Jane Merrill 1891
Richard b 1870 White Hills  d 1895 Numurkah
Leigh Thompson 2002