"South Africa, Church of the Province of South Africa, Parish Registers, 1801-2004", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:D8G9-FG2M : 30 December 2022), Dorothy Hermine Erica Whytehead, 1918. Baptism Pretoria 21 July 1918
"South Africa, Civil Marriage Records, 1840-1973", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6ZCM-575D : 19 September 2022), Dorothy Erica Hernione Whytehead in entry for Benjamin Kennedy Nelson, 1943.