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Jacob Diederik Gregorius, Baron van Heemstra - latest news, discussion & facts - IJR
Jacob Diederik Gregorius, Baron van Heemstra
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Jacob Diederik Gregorius, Baron van Heemstra
24 Feb 1881 Hillegom - 12 Mar 1956 Amsterdam
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Alexandra, Barones van Heemstra
Schelto van Heemstra
Catharina Elisabeth Louise Sloet van Zwanenburg