Name of “Helen Lane” from hand-drawn ‘Billing’ tree in Muriel Leo’s (nee Oliver, 1917-1998) collection.

Second given name of “Harriet” from New Zealand Electoral Roll - Egmont Main Roll 1972, found in February 2019:
Billing, Helen Harriet, Ngariki Rd, Rahotu, married
Billing, Noel Joseph, Ngariki Rd, Rahotu, farmer

Year and country of death, date of birth, from death search on New Zealand BDM website in February 2019:
1974/44650. Billing, Helen Harriet. Date of Birth: 12 July 1916

Full date of death of 16 July 1974 from further searching in February 2019 on BDM Search by incrementally changing the date range for the death.

Maiden name of “George”, country of birth from search on New Zealand BDM website in February 2019:
1916/19538. George, Helen Harriett. Mother: Agnes. Father: Archie

Full date of birth of 12 July 1916 confirmed from further searching in February 2019 on BDM Search by incrementally changing the date range for the birth.