What bus is this?

Here is a photo of an ex canberra bus rebuilt into full fronted format, in service in Ipswich in the late 60s:

Beaver,

To my untrained eye that looks like the exact bus or its twin brother?

Has the clearance lights in the same spot. Looks like extra air vents were put in above the headlights, no doubt they would be driver roasters on a hot day.

Lang