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

Headstone inscription in Hawera Cemetery from Will Rickerby, grandson of Minnie Rebecca Harding’s sister. Minnie married Richard Frank Oliver b. 1880:
IN LOVING MEMORY OF
CHARLES
BELOVED HUSBAND OF
MABEL. I. OLIVER
DIED 25TH JAN. 1947
AGED 81 YEARS
AND HIS BELOVED WIFE
MABEL ISABEL
DIED 18TH JAN. 1955
AGED 78 YEARS.
AT REST

Country of birth from search on New Zealand BDM website in November 2020:
1865/10554. Oliver, Charles. Mother: Emily. Father: William

Full date of birth of 4 November 1865 confirmed from further searching in November 2020 on BDM Search by incrementally changing the date range for the birth.

Year and country of marriage from search on New Zealand BDM website in November 2020:
1901/6065. Bride: Mabel Isabel Foreman. Groom: Charles Oliver

Full date of marriage of 12 June 1901 from further searching in November 2020 on BDM Search by incrementally changing the date range for the marriage.