It certainly is Sydney, 1972.
I cropped initially in case the gable markers made it too easy and also to remove the old South Sydney transfer station chimney which, for may years, provided a "shield" for high rise development as the mental pygmies in the Department wanted to assess each application as a separate event rather than declaring the airspace .
Not sure who actually gets the nod for the next challenge: Jenkins for the hint or Asturias for asking the question.and some good detective work and geography lessons.
Lets make it Jenkins on the timestamps.
MJG