I've asked some mates who used to wander around that way about the sign, they would probably know as I think they glow in the dark......just waiting for a reply.
Similiar but a bit later in yours @bigcol based on the 2 buildings to the right being completed . I like the different tones that come out in the slides.
Probably taken from Mt Ainslie, have to dig out some of mine I think 1968 but have some of Dads that are a bit earlier..........when I wandered the corridors of those buildings the tree's were a heck of a lot bigger.
No Telecom Tower or Carrilion........................