↑ NSW Government. Registry of Births Deaths & Marriages (accessed 15 Sep 2022). Birth Index, Index entry for IRELAND FEMALE; Parents: ROBERT & MARGARET; District: GOULBURN; Registration Number: 4626/1856
↑ NSW Government. Registry of Births Deaths & Marriages (accessed 15 Sep 2022). , Index entry for ANDREW IRWIN and KATE IRELAND; District: SYDNEY; Registration Number: 2255/1897
↑ NSW Government. Registry of Births Deaths & Marriages (accessed 15 Sep 2022). Death Index, Index entry for IRWIN CATHERINE; Parents: ROBERT & MARGARET; District: SYDNEY; Registration Number: 3803/1905