We do not have an entry for this person. If you have an obituary or further biographical information about this person please Contact us.
'Gannon, Helena (1846–1906)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/gannon-helena-28826/text, accessed 28 January 2023.
8 October,
1846
Hawkesbury, New South Wales, Australia
5 September,
1906
(aged 59)
Waverley, Sydney, New South Wales, Australia