Name, married name, date of death, place of burial, from Find a Grave website found in May 2025:
https://www.findagrave.com/memorial/165155879/mary-ann-harkins
Name: Mary Ann Harkins (nee McDowell)
Birth: unknown
Death: 17 Apr 1927
Burial: Hillsborough Cemetery, Hillsborough, Auckland Council, Auckland, New Zealand
Plot: Area 8 Block V Lot No 9

Year of birth of “1868” calculated from the Hillsborough Burial Register found in May 2025:
Harkins, Mary Ann
Died 17 Apr 1927
Age Died: 59
Where Born: Auckland NZ
Ref: H1 97

Year and country of marriage from search on New Zealand BDM website in May 2025:
1885/3381. Bride: Mary Ann McDowell. Groom: Robert Thomson

Full date of marriage of 15 October 1885 from further searching in May 2025 on BDM Search by incrementally changing the date range for the marriage

Year and country of second marriage from search on New Zealand BDM website in May 2025:
1892/1983. Bride: Mary Thomson. Groom: William Henry Harkins

Full date of marriage of 17 August 1892 from further searching in May 2025 on BDM Search by incrementally changing the date range for the marriage.