UFO Case Report:
“1969 - Bristol Freighter Aircraft /
Visual / Radar UFO Case” by Harold Fulton
(UFOCUS NZ Research Network, Tauranga, New Zealand)

This radar/visual UFO incident occurred during a Bristol
freighter flight from Wellington to Blenheim, New Zealand on
4 September 1969, at 7:30 p.m.:

http://www.ufocusnz.org.nz/content/1969---Bristol-Freighter-Aircraft---Visual---Radar-UFO-Case/84.aspx

Map of New Zealand
(skiwihouse.com image)