Pieter Johannes was die seun van Pieter Willem Nel en Jacoba van der Merwe.
https://documents-at-eggsa.org/main.php?g2_itemId=8023
https://documents-at-eggsa.org/main.php?g2_itemId=8027
https://documents-at-eggsa.org/main.php?g2_itemId=8030
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