The few details I have for your BRADEN family may assist you get started.
We all need a starting point.

James BRADEN and Catherine DOWNIE were married in Victoria in 1887.

They had five children that I know of.

Peter Henry BRADEN.
Born: 1888 Traralgon, Victoria.

Clarence Lyle BRADEN.
Born: 1890 Traralgon, Victoria.

Jessie BRADEN.
Born: 1897 Traralgon, Victoria.

Thomas James BRADEN.
Born: 1901 Traralgon, Victoria.

Alexander McKenzie BRADEN.
Born: 1909 Brighton, Victoria.

Every little bit helps.

According to the electoral Rolls in 1913 James and Catherine were living at Yelarbon (Goondiwindi) He was a selector.

Catherine Braden nee Downie died in Queensland on the 22 February 1938.

BDM.Queensland.
1938/C357 Catherine Braden
FATHER:James Downie
MOTHER: Annie Beaton

Australia Marriage Index, 1788-1950
about James Braden
Name: James Braden
Spouse Name: Cath Downie
Marriage Place: Victoria
Registration Place: Victoria
Registration Year: 1887
Registration number: 6867

BDM. Queensland
1946/C445 James Braden
FATHER: James
MOTHER: Eliza Jane Doonan

Could not find a death notice for either but found this Legal Notice.
The Courier-Mail, Brisbane, Saturday 20 April 1946.
Deceased: JAMES BRADEN. formerly of Whetstone, Queensland, but late of Calandoon Street, Goondiwindi, in the said State, Retired Farmer and Grazier. Applicants: JESSIE BROWN. Wife of Peter Burton Brown, of Callandoon Street, Goondiwindi. aforesaid. and THOMAs JAMES BRADEN, of Whet stone, aforesaid, Farmer, the Executors appointed by the Will, dated 16th Oc tober. 1942. Solicitors: WRIGHT & MAXWELL. A.M.P.- Chambers. Warwick. Town Agents: BERGIN. PAPI. & FINN. T. & G. Building. Queen and Albert Streets. Brisbane.

Australia Death Index, 1787-1985
about Annie Downie Name: Annie Downie
Death Place: Terragon, Victoria
Age: 76
Father's Name: Peter Beaton
Mother's name: Annie Ross
Registration Year: 1924
Registration Place: Victoria
Registration number: 16338
Estimated Birth Year: abt 1848