From: Vrolykheid
This Prisoner of War record for Stephanus Willem Van Der Watt was transcribed record from various documents held at the National Archives, South Africa, including arrest and shipping information from newspaper sources like De Zuid-Afrikaan.
https://www.gendatabase.com/boer-war-prisoner-record.php?q=7263&r=Stephanus Willem&s=Van Der Watt&ref=
This set of Prisoner of War documents can be accessed online via the FamilySearch.org project by Clicking Here.