This work investigates the political landscape and electoral outcomes of the 1975 Australian federal election, a pivotal moment in the nation's constitutional history. Malcolm Mackerras, a noted psephologist, utilizes his expertise in electoral systems to analyze the shift in parliamentary power and the mechanics of the voting process during this period of intense political instability. The book provides a detailed examination of the electoral data and the broader implications for the Australian political system following the dismissal of the Whitlam government.

The text serves as a technical, data-driven record of a specific historical election, reflecting the author's established reputation for rigorous psephological analysis. It provides a dense, specialist perspective suitable for researchers and students of Australian political history.