First given name, initials of two further given names, year and place of marriage from search on NSW Australia BDM website in July 2025:
Registration Number: 13749/1929
Groom's Family Name: HARTAS
Groom's Given Name(s): KENNETH C P
Bride's Family Name(s): GRAYDON
Bride's Given Name(s): ETHEL G
District: MANLY

Full date of marriage of 6 July 1929 from further searching in July 2025 on NSW BDM Search by incrementally changing the date range for the birth.

Second given name of “Clarence”, day/month of birth, occupation name of mother, from military record found in July 2025:
Name: Clarence Kenneth Hartas
Birth Date: 2 March
Occupation: Plumber
Mother: Emily Maud Hartas
Military Packet Year Range: 1920-1946
Military Place: Australia
Military Service Number: 111138

Place of birth from the Australia Birth records found in July 2025:
Name: Clarence K P Hartas
Birth Date: 1906
Birth Place: New South Wales
Registration Year: 1906
Registration Place: Peak Hill, New South Wales, Australia
Father: Michael P Hartas
Mother: Emily M Hartas
Registration Number: 17098

Year and place of death from search on NSW Australia BDM website in July 2025:
Name: HARTAS, CLARENCE KENNETH P
Registration Number: 26823/1969
Father's Given Name(s): MICHAEL
Mother's Given Name(s): EMILY MAUD
District: ST LEONARDS

Full date of death of 6 August 1969 from further searching in July 2025 on NSW BDM Search by incrementally changing the date range for the death.