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+---- Arnold W. Sewalt ==== Ronaldus Petrus Antonius Sewalt | +---- Pieter Schipper 1843- | +---- Cornelis Schipper 1867-1931 | | +---- Hendrika Jansen 1842- | +---- Hendricus Maria Johannes Schipper | | | +---- Nicolaas Wegman | | +---- Johanna Wilhelmina Wegman 1867-1948 | | +---- Maria Philippina Smout +---- Clazina Elizabeth Schipper | +---- Johannes Verhage 1832-1919 | +---- Martinus Verhage 1864-1955 | | +---- Johanna Verberg 1835-1919 +---- Clazina Johanna Verhage | +---- Theodorus Juffermans 1833-1907 +---- Maria Juffermans 1871-1955 +---- Clazina Maria Bellekom 1842- |
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