Her alleged mother, Ada Heading, was only 4 years old when Rose Mary was born.
South Australia Birth Index. (Genealogy SA, https://www.genealogysa.org.au/index.php : accessed 26 September 2022) birth transcript for RUMBELOW, Rose-Mary (Gender: F, Birth Date: 28 February 1875, Father: Malen RUMBELOW, Mother: Mary GLASSENBURY, Place of Birth: Encounter Bay) Reference: District: Encounter Bay, Book/Page: 149/125.
