Name, date of birth (4 Apr 1862) , year of death, from Muriel Leo’s (nee Oliver, 1917-1998) Family Tree.

Most of the information on the descendants of Emma Jane McKoy is from a letter and attachments dated 14 June 1979 written by her granddaughter Joy Muir (nee Billing - Joy, Lawrence Billing, Emma Jane McKoy, Mary Ann Oliver, James & Ruth) to Muriel Leo (nee Oliver - Muriel, Louis Oliver, Samuel Oliver, James & Ruth).

Year and country of marriage from search on New Zealand BDM website in October 2018:
1880/253. Bride: Emma Jane McKay. Groom: Thomas John Billing

Full date of marriage of 25 December 1880 from further searching in October 2018 on BDM Search by incrementally changing the date range for the marriage.

Country of birth from search on New Zealand BDM website in October 2018:
1862/7603. McCoy, Emma Jane. Mother: Mary Ann. Father: Patrick

Different date of birth of 10 April 1862 from further searching in October 2018 on BDM Search by incrementally changing the date range for the birth.

Confirmation of date of death from Rahoutu Cemetery, West Taranaki, Records:
Same plot. 32.
In loving memory of EMMA JANE beloved wife of Thomas John BILLING, died 21st March 1914 aged 52 years; also THOMAS JOHN beloved husband of the above, who was killed in the Ongarue railway accident 6th July 1923 aged 77 years. EMMA LILLIAN, daughter of Thomas and Jane, died 21st September 1967; also JOHN COOK, husband of the above, died 20th May 1968. FREDERICK R. BILLING, youngest son, who was killed in action in France 16th November 1916 aged 21 years; ERNEST ALFRED (M.M.), 4th son, who died of wounds in France 12th April 1918 aged 27 years.