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"Births, Deaths & Marriages Online", [digital index], New Zealand Department of Internal Affairs (www.bdmhistoricalrecords.dia.govt.nz), Marriage Registration of Louisa Maria May and David Christie ; citing Marriage Certificate 1876/580.
Find a Grave, database and images (https://www.findagrave.com/memorial/192810649/david-ferguson-christie: accessed 31 January 2023), memorial page for David Ferguson Christie (1850–6 May 1886), Find a Grave Memorial ID 192810649, citing Southern Cemetery, Dunedin, Dunedin City, Otago, New Zealand; Maintained by JjH (contributor 48491654).