'Caspar, Martin (1815–1861)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/caspar-martin-25372/text, accessed 22 April 2025.
1815
New York,
United States of America
18 August,
1861
(aged ~ 46)
Sunbury,
Victoria,
Australia
Includes subject's nationality; their parents' nationality; the countries in which they spent a significant part of their childhood, and their self-identity.