John Arthur Gibson Carrwong Station

I am trying to locate our family from Bombala. below are the information I have to date would you be able to assist. I found the following information about dad (Arthur William Gibson).
His father was John Gibson our Grand father and Mother was Millicent Mary Clarke Gibson our grand
mother. Dad was born in Bombala delegate NSW and was land owners. Dad's father was Irish.

Father John Arthur Gibson
27 years old 1884 when Dad was born
Grazier owner of Carrwong Station
Millicent Mary Clarke
27yrs old when Dad born

Our Dad Arthur William Gibson
Forrest Hills Delegate Bombala
Carrong Station

Surname: GIBSON
Given Name(s): Arthur William
Occupation(s): Station Manager
Birth Details:01/ 12 /01
Birth Country: Australia
Death Details
Death Town: Alice Springs
Burried: Alice Springs
Death State/Territory: NT
Death Country: Australia
Death Date: 1940

First wife was Mary or Mabel ( Non Aboriginal)? not sure. Dad divorced
her??

Second wife our Mother who was Aboriginal from Arrente and Anmatjere
People,
Central Australia.
Surname: Gibson nee BRISCOE
Given Name(s): Lucy

Occupation(s): Homemaker/cleaner
Birth Details Not known.
Birth Town: Napperby
Birth Country: Australia
Death Details
Death Town: MT Isa
Burried Alice Springs.
Death State/Territory: Queensland
Death Country: Australia
Death Date: 1978

Descendants
Letty Marie Scott nee (Lettica Marie Gibson) with 4 children now and Linda Mary Mahoney Nee (Linda Mary Gibson) who has 4 children also, I am dad's step daughter Sue Louise Gibson.

If you have any info that can assist me with my search I would be very
gratefully.
Kindest regards

Rhubee Neale (rhubeeneale7-at-outlook.com)