Description: Fort Takapuna, 22 April 1940

Reference: Survey SN143, Run 93, Photo 32. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 7 February 1942

Reference: RNZAF Official, sourced from https://fotoweb.airforcemuseum.co.nz/fotoweb/archives/5003-Search-the-Collection/Collection/WhTin146frame96.jpg.info

Copyright status: No known copyright

Description: Fort Takapuna, 19 September 1950

Reference: Survey SN583, Run 1916, Photo 34. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 27 April 1963

Reference: Survey SN1392, Run 3232, Photo 54. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 14 April 1972

Reference: Survey SN3552, Run 4599, Photo 14. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 31 July 1975

Reference: Survey SN3800, Run U, Photo 2. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 24 October 1980

Reference: Survey SN5783A, Run M, Photo 17. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 14 March 1981

Reference: Survey SN5894, Run A, Photo 3. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Fort Takapuna, 12 November 1987

Reference: Survey SN8772, Run I, Photo 8. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0