Here are some images which might bring back some memories. The ship is HMNZS KIWI. Thanks Dusty for the image. Click on Images to enlarge. Thanks Frank Lewis for images of North Head.
Looking towards Mt Victoria from North Head
NAVRADSTA Auckland, North Head
Looking towards Devonport and the Auckland City from North Head
A Classroom block from NAVRADSTA Auckland – North Head
Who said it was all work and no play. This is the Cribbage Ladder at North Head