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In page Heike Kamerlingh Onnes:
"He was married to Maria Adriana Wilhelmina Elisabeth Bijleveld (m. 1887) and had one child, named Albert. His brother Menso Kamerlingh Onnes (1860–1925) was a painter (and father of another painter, Harm Kamerlingh Onnes), while his sister Jenny married another painter, Floris Verster (1861–1927).[citation needed]
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