Sculptor and social historian Denis O'Connor has created a love letter to his home of five decades, Waiheke Island, in the form of a bright red post office. The Last Post Office houses PO boxes for dozens of local of people and places of interest. including Marxist HQ, The Marmite Tree and Menthol Jim. Inside the building are a treasure trove of pictures, also relating to the island's rich social history. It's part of Waiheke Island's upcoming Sculpture on the Gulf event. . Denis O'Connor tells Lynn Freeman that it's also an acknowledgement of the many stand-alone post offices that once operated on the island.