<https://thewest.com.au/news/obituaries/penelope-hetherington-obituary-how-her-passion-for-history-and-education-prevailed-c-9744612>
<http://schema.org/dateModified>
<https://thewest.com.au/news/obituaries/penelope-hetherington-obituary-how-her-passion-for-history-and-education-prevailed-c-9744612>