George married Eileen Beryl JOHNSON in 1951. Eileen died in 1965. This is her death registration:
1965/38065 Worthington Eileen Beryl 36Y
Eileen was cremated at Purewa in Auckland. This is a link to the online search entry:http://www.purewa.co.nz/details.asp?id=56573&type=Cremat...
The funeral directors who dealt with Eileen's death are still in operation, it might be worth sending them an email to see if they can provide any further info, such as a death notice:http://www.fountainsfunerals.co.nz/aboutus.htm
This is the link for the NZ Whitepages online. If you search WORTHINGTON in Auckland, you will find an entry that matches the initials you are after:http://whitepages.co.nz/