 Among other things, a section of the campanile was replastered, Canaan marble replaced the Putaruru stone, and the metal louvres, window frames, and grilles were replaced.In 1985 the Carillon, increased to 65 bells, was restored, ready for rededication in the presence of Queen Elizabeth II in the following year.In 2004 the unknown New Zealand warrior was added; retired Army Colonel Andrew Renton-Green, who chairs the National War Memorial Advisory Council and the coordinating committee behind the tomb project, explains why it took so long