According to her death certificate she married John Oberlin Harris in Brussels, Belgium, at the age of 47 (he was aged 60 according to his death certifcate). They would have married in either 1905 or 1906.
'Oberlin Harris, Clara Hay (1858–1929)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/oberlin-harris-clara-hay-31862/text39416, accessed 25 March 2023.
1858
Bathurst, New South Wales, Australia
13 May,
1929
(aged ~ 71)
Bathurst, New South Wales, Australia