The Bushwackers are proof that music in Australia is much more than the hook-laden pop tunes of the Bee Gees and the quasi-new wave of Men at Work. A product of early-'70s jam sessions at La Trobe University's campus folk club, the Bushwackers continue to deliver an aggressive, highly spirited blend of rock and Australia's folk music. Originally a trio featuring Jan Wositsky (vocals, harmonica, banjo, bass and various forms of traditional bush percussion), Dave Isom (guitar, vocals and mandolin) and Bert Kahanoff (largerphone), the Bushwackers attracted large crowds with their...