This suggest the aboriginal man was Johnny
https://www.myheritage.com/names/marry_firthMarry Anne Long (born Firth) was born in 1863, at birth place, to Johnny Aboriginal (wiradjuri Tribe and Frances Jane Firth.
Johnny was born in 1841.
Frances was born on January 29 1830.
Marry had one sister: Agnes May Baker (born Firth)
Marry passed away of cause of death in 1941, at age 78 at death place.
https://www.myheritage.com/names/agnes_bakerAgnes May Baker (born Firth) was born on month day 1861, at birth place, to Johnny Aboriginal (wiradjuri Tribe and Frances Jane Firth.
Johnny was born in 1841.
Frances was born on January 29 1830.
Agnes had one sister: Marry Anne Long (born Firth).
Agnes married William James Baker.
William was born on August 28 1861, in Braintree Essex England.
They had 5 children: Albert E Baker, William George Baker and 3 other children.
Agnes passed away on month day 1927, at age 66 at death place.