1. | de Pijper married Johanna Maria Trijsburg in v 1935. Johanna was born on 15 Apr 1899 in Rotterdam; died on 1 Feb 1968 in Rotterdam. [Group Sheet] [Family Chart]
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2. | J.C. de Pijper (1.1) J.C. married K.A. de Visser [Group Sheet] [Family Chart] |
3. | J.C. de Pijper (1.1) |
4. | H.S. de Pijper (1.1) H.S. married A. Grootendorst [Group Sheet] [Family Chart] |
5. | A.H. de Pijper (1.1) |