This is a black-and-white photograph of William McMahon, Australia's twentieth prime minister. It is an official photograph taken when he was treasurer.
McMahon became prime minister in early 1971 and stayed in office until the end of 1972 when his government lost the election. During his tenure as prime minister, McMahon worked on such issues as withdrawing troops from Vietnam, Aboriginal land rights and delineating borders between Australia and Indonesia.
McMahon's educational resource page offers a variety of archival material such as letters, parliamentary documents, photographs and links to National Archives of Australia websites such as 'Australia's Prime Ministers'.