20 May 1835, Maassluis, civilmarriage cert.Nr.7, archive Stadsarchief Vlaardingen, genlias.nl.:
groom Jan van Schaick, age 30, birth/bapt.30 July 1804 Vlaardingen, son of: Klaas van Schaick, Grietje Reijsbergen; bride Dorothea Weedepool, age 30, birth/bapt.25 Jan.1805 ‘s-Gravenhage/The Hague, daughter of: Gerardus Weedepool, Johanna Maria Maal. //

15-16 March 1836, Maassluis, birthcert.Nr.35, date cert.16 March 1836, genlias.nl, archive Stadsarchief Vlaardingen, child: Margaretha Maria van Schaick, birth 15 March 1836 Maassluis, daughter of: Joannes van Schaick, Theodora Wedepoel. //

21-22 Jan.1838 Maassluis, birthcert.Nr.9, archive Stadsarchief Vlaardingen, genlias.nl, date birthcert.22 Jan.1838, child: Maria Johanna van Schaick, birth 21 Jan.1838 Maassluis, daughter of: Johannes van Schaick, Theodora Wedepoel. //

14-16 March 1840 Maassluis, birthcert.Nr.26, archive Stadsarchief Vlaardingen, genlias.nl, date birthcert.16 March 1840, child: Gertruidis van Schaick, birth 14 March 1840 Maassluis, daughter of: Joannes van Schaick, Theodora Wedepoel. //