Macnamara and her sister Helena Mack took on domestic and childcare responsibilities in the home and cared for their elderly parents.
[1] Helena was supported financially by an aunt to attend university which left Macnamara resentful that she had not been given the same opportunity.
[2] Themes of eugenics, motherhood and poverty are presented in Baby in the Ring which had its first performance in Henfield in 1918.
[1] Nineteenth century novelists Jane Austen, George Eliot and Elizabeth Gaskell had their works adapted by Macnamara.
[1] Elizabeth Refuses her adaptation of Jane Austen's Pride and Prejudice was made into a TV programme by the Australian Broadcasting Corporation in 1957.