Name StatusOfficial ValidatedFeatureRangeNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionThe range extending north from Mistake Peak, and running for 20 miles as a high shelf along the edge of the continental ice shelf to the Mackay Glacier. The range is breached by several glaciers flowing east from the plateau. Named by the Northern Survey Party of the NZTAE, 1956-58, which set up survey stations at its southern end in October 1957 and January 1958. It was named for Mr R W Willett, Director of the New Zealand Geological Survey who gave invaluable assistance throughout the expedition and in the compilation stages after its return.