Thanks Val.
Birth reg has 17 Feb 1887.
An error because it make no sense to be even older when he enlisted.
1963 NZ Electoral Roll - Auckland - Auckland Central
KING Llewellyn Osborne, 15 Murdock Rd, W2, carpenter
KING Gladys Evelyn, 15 Murdock Rd, W2, married
KING George Harry, 15 Murdock Rd, W2, retired
KING Florence Mabel, 15 Murdock Rd, W2, married
NZ Death 1977/47123 King Llewellyn Osborne - Born 18 Aug 1910
Llewellyn Osborne King
Death Date: 1977
Death Place: Auckland, NZ
Folio Number: 1 20587
Dave