'Gannon, Helena (1846–1906)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/gannon-helena-28826/text, accessed 3 December 2024.
8 October,
1846
Hawkesbury,
New South Wales,
Australia
5 September,
1906
(aged 59)
Waverley, Sydney,
New South Wales,
Australia
Includes subject's nationality; their parents' nationality; the countries in which they spent a significant part of their childhood, and their self-identity.