Description: Bastion Point, 22 April 1940

Reference: Survey SN146, Run 63, Photo 15. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Bastion Point, 19 September 1950

Reference: Survey SN583, Run 1917, Photo 34. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Bastion Point, 27 April 1963

Reference: Survey SN1392, Run 3234, Photo 43. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: The Orakei AA battery and Bastion Point, 29 November 1968

Reference: Auckland Libraries Heritage Collections Map 7318

Copyright status: No known copyright restrictions

Description: Bastion Point, 14 April 1972

Reference: Survey SN3552, Run 4600, Photo 14. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0

Description: Bastion Point, 12 November 1987

Reference: Survey SN8772, Run K, Photo 7. Sourced from http://retrolens.nz and licensed by LINZ

Copyright status: CC-BY 3.0