On 11/02/2019 12:57, 'Alex Cowie' via TramsDownUnder wrote:
> The building at 275-279 Swanston St (SW corner with Lonsdale) is listed in 1974 Sands & McDougalls directory as National Bank of Australasia. According to Google Street View the building still exists as Maccas.
Here's a pic from Steve Ohlsen showing the bank - with one of those pesky advertising trams blocking the view!
Looking at the vicsig lists, my guess is that it is tram 900 in mid 1973.
You can clearly see the fluoro tubes and the incandescent lamps used (as Richard says) as 'ballast'.