Name and date of birth from Muriel Leo’s (nee Oliver, 1917-1998) Family Tree.

Year and country of marriage from search on New Zealand BDM website in February 2021:
1902/3818. Bride: Martha Cribb. Groom: Edwin Charles Grylls

Full date of marriage of 15 July 1902 from further searching in February 2021 on BDM Search by incrementally changing the date range for the marriage.

Year and country of death, from death search on New Zealand BDM website in February 2021:
1952/19733. Grylls, Edwin Charles. Died age 73Y

Full date of death of 23 November 1951 from further searching in February 2021 on BDM Search by incrementally changing the date range for the death.