Cassandra Underwood married Rev John Joynes, incumbent of St James's at Gravesend, England, three years after the death of her husband, Joseph Underwood.
'Joynes, Cassandra (1816–1902)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/joynes-cassandra-25193/text33672, accessed 29 March 2023.