Kōrero: Charting the sea floor
Whārangi 6. Ngā whakaahua, ngā rauemi katoa
From page 1 - Making and using charts
From page 2 - First charts of New Zealand
From page 3 - Evolution of modern charting
From page 4 - Multibeam echo sounding
Me pēnei te tohu i te whārang
Lionel Carter, Charting the sea floor, Te Ara – the Encyclopedia of New Zealand, https://teara.govt.nz/mi/story/12536/media (accessed 5 June 2026).
He kōrero nā Lionel Carter, i tāngia i te 2 March 2009.