First two given names of “Ada Maria”, date of death, age at death, therefore estimated year of birth of circa 1876, from grave monument at Waikaraka Cemetery found in May 2025:
“…Also Ada Maria beloved wife of Fred BARTLETT Died 1st January 1956 aged 80 years”.

The full text of the grave monument found in May 2025 reads:
ROW 26 contd..
1722
Also
Ada Maria
beloved wife of
Fred BARTLETT
Died 1st January 1956
aged 80 years
And Frederick
beloved husband
of the above
Died 26th October 1962
in his 89th year

On a different face on the same monument reads the following for three of their children:
In loving memory
of
George Arthur
Died 3 April 1902
Alfreda Annie
Died 17 Dec 1909
Carl Frederick
Died of wounds in
France 30 Sept 1918
Beloved children of
F & A BARTLETT

Maiden name of “Simmonds”, year and country of marriage, from search on New Zealand BDM website in May 2025:
1896/136. Bride: Ada Maria Simmonds. Groom: Frederick Bartlett

Full date of marriage of 31 October 1896 from further searching in May 2025 on BDM Search by incrementally changing the date range for the marriage.

Record of burial from an Auckland Council cemetery search in May 2025:
Record for Ada Maria Bartlett (nee Simmonds)
Date of birth: Unknown
Date of death: 1 January 1957
Age at death: 81 years
Gender: Female
Region: Central and Hauraki Gulf Islands
Cemetery name: Waikaraka Cemetery
Plot location: Waikaraka Cemetery, Area 2, Block O, Plot 002A
Remains type: Body
Date of burial: 1 January 1957

Year and country of birth from search on New Zealand BDM website in May 2025:
1877/12605. Simmonds, Ada. Mother: Elizabeth. Father: Edmund

Full date of birth of 6 August 1877 from further searching in May 2025 on BDM Search by incrementally changing the date range for the birth.

Different year of death, country of death, from death search on New Zealand BDM website in May 2025:
1957/24217. Bartlett, Ada Maria. Died age 81Y

Full date of death of 1 January 1957 from further searching in May 2025 on BDM Search by incrementally changing the date range for the death.