| Sources |
- [S17] Marena van Hemert, Ou Swellendam Families Deel 3, (M. van Hemert, Linden, Johannesburg, 2006. ISBN 0-620-31296-7).
- [S1394] Parish registers for the Dutch Reformed Church at Paarl, Cape Province, (familysearch.org (Unindexed 2021)), 1733 Baptism Wilhelm van Zeijl (Reliability: 3).
- [S1363] South Africa, Civil Marriage Records, 1840-1973, (familysearch.org), 1732 Marriage Johann van Zijl and Catharina van Eeden (Reliability: 3).
- [S57] de Villiers, C.C., revised by Pama, C., Genealogies of Old South African Families, (Published A.A Balkema, Cape Town, 1981 ISBN 0-86961-136-4), Entry for van Eeden (Reliability: 3).
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