The Kopuku Mine, Canal and Navigation New Zealand’s Forgotten Waterway A Research Note, 14 April, 2017. Revised, 28 February, 2019 and 12 November, 2019.
Fig. 1 Retrieved from the Mangatangi Historical Group, http://mangatangi.org.nz/photos, 18 December, 2016. Approved for reproduction by the Sir George Grey Special Collections, Auckland Libraries, reference AWNS-19130724-45-5, 14 March 2017.
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