From: Koornkoppies
This Prisoner of War record for Gert Johannes Janse Van Vuuren 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=4371&r=Gert Johannes Janse&s=Van Vuuren&ref=
This set of Prisoner of War documents can be accessed online via the FamilySearch.org project by Clicking Here.