I Researching Catherine Slater Shea

Catherine married James Kirby in 1852 at Crookwell Creek
Catherine has Ellen (Shea)Slater as witness at the marriage
Catherine's Father is Thomas, Ellen's brother
Ellen Shea marries William Slater in 1835
Thomas has Catherine from an aboriginal Woman whom he took to live with him as a shepherd
The birth of Catherine is about 1834/5
Thomas latter marries