It was a “chance discussion” that led to the discovery of the treasure,nearly seven decades after it was filmed.
The growth is mostly at the expense of the commercial FM networks,with Fox,Gold,Nova and Smooth's overall audience share declining by around 2 per cent.
No end in sight to feud between a former shock jock and the chief executive who sacked him.
New owners Nine will strip the bandwidth's sports focus in favour of the "best music of the '70s,'80s and '90s".
The move is designed to focus attention on consumer-facing brands such as 2GB and 3AW,Nine said.
The experienced broadcaster says she wants to retain the program's "fun but informative" approach.
ABC Radio Melbourne's mornings program has remained in third place for the final ratings period of 2019.
Advertisers have started returning to Macquarie Media shock jock Alan Jones' 2GB breakfast show as the star host broadcasts from the bush.
The former ABC presenter is due to fill-in for Neil Mitchell over the summer holidays.
Subaru Australia has cancelled plans for a major advertising campaign with Alan Jones' radio network