Marthinus Jacobus was die seun van Charles Jacobus von Wielligh en Cornelia Frederika Jacoba Mostert.
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Swartland baptisms 1885-1898.
DG: Marthinus Christiaan Mostert; Hendrika Aletta Mostert; Marthinus Jacobus Mostert; Christina Lodewina Stofberg.
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Swartland baptisms 1877-1891.