Name of “Maurice Oliver Richards”, date of birth, from Neville Richards, grandson of Ivy Grace Oliver.

Name of “Maurice Oliuver Richards” date of marriage from Greg Oliver in a document of the Barrett Family Tree received in an email dated 11 May 2015. Greg is the great-grandson of Susan Caroline Barrett b.1861 and Samuel (Sam) Oliver b.1856. Greg advises the document was prepared by Raewyn Evans of New Plymouth about the year 2000.

In Electorial Rolls spelt “Morris” - not Maurice?

First given name spelt “Morris”, year and country of death, from death search on New Zealand BDM website in February 2022:
2008/8322. Richards, Morris Oliver, died age 29 December 1922

Full date of death of 31 March 2008 from further searching in February 2022 on BDM Search by incrementally changing the date range for the death.