NLA publishing
Dr Stephanie Owen Reeder. Peculiar Parents. 2025. https://www.library.gov.au/discover/nla-publishing/peculiar-parents
Hermann with his cousin Ulla and her daughter, Gabriele, at their home in Maida Vale, date unknown, supplied by Tess Scholfield-Peters.
'Portrait of Mrs. Margaret Tucker', c.1976, State Library of Victoria, H2019.87/4, Courtesy Dennis Mayor