On 04/05/2021 17:14, Yuri Sos wrote:
> Looking at the "watermark" on the road surface beside A1.256 in my 2011 shot, the lengthening occurred before 2011 (pre-dating Es, but perhaps done to accommodate Bs).

The attached pic by Frank Londey is from the collection of the Melbourne Tram Museum.

It shows just how short the terminus section was in 1988 - certainly too short for a B.

I suspect the occasion was a fan tour.

Mal Rowe - narrowing the time scale