1951 Commonwealth Jubilee Play Competition

First prize - ‘Tether a Dragon’ by Kylie Tennant - about Alfred Deakin
Second prize - ‘The House that Jack Built’ by George Farwell about Bligh and MacArthur
Three other plays praised - “Granite Peak,” by Betty Roland,  “Sing for St. Ned,” by Raymond Matthew,  and “History of Burke and Wills,” by John Sandford,

The Jubilee Federal Arts Sub-Committee organised the competition. A total of 230 plays was submitted from writers in all States. The judges were Professor Keith Macartney, of Melbourne University, Mr. Lindsey Browne, “The Sydney Morning Herald” drama critic, and Mr. Frank Harvey, senior drama producer for the Australian Broadcasting Commission.

See here. Mentioned here