From: Potchefstroom
This Prisoner of War record for Thomas Philippus Petrus Van Graan 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=19257&r=Thomas Philippus Petrus&s=Van Graan&ref=
This set of Prisoner of War documents can be accessed online via the FamilySearch.org project by Clicking Here.