'Gannon, Mary (1808–1878)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/gannon-mary-28825/text, accessed 12 April 2025.
19 February,
1808
Sydney,
New South Wales,
Australia
25 March,
1878
(aged 70)
Hurstville, Sydney,
New South Wales,
Australia
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