Ursula Tr¸per, The Invisible Woman: Zara Schmelen, African Mission Assistant at the Cape and in Namaland : Unacknowledged Mission Heroes. HASA [Internet]. 2021 Jun. 14 [cited 2024 Dec. 5];52(2). Available from: https://upjournals.up.ac.za/index.php/historia/article/view/1214