Sources |
- [S2304] Ancestors of American Presidents by Gary Boyd Roberts. 2009 edition, 2012 reprint with 2015 corrigenda. Boston: New England Historic Genealogical Society, 2015., date only.
- [S5881] Ancestral Lines, Fourth Edition: 232 Families in England, Wales, the Netherlands, Germany, New England, New York, New Jersey, and Pennsylvania by Carl Boyer III. Santa Clarita, California, 2015., place only.
- [S2126] Willem Frijhoff, "Govert Loockermans (1617?-1671?) and His Relatives: How an Adolescent from Turnhout Worked His Way Up in the New World." 2016., date only.
- [S2304] Ancestors of American Presidents by Gary Boyd Roberts. 2009 edition, 2012 reprint with 2015 corrigenda. Boston: New England Historic Genealogical Society, 2015.
- [S5881] Ancestral Lines, Fourth Edition: 232 Families in England, Wales, the Netherlands, Germany, New England, New York, New Jersey, and Pennsylvania by Carl Boyer III. Santa Clarita, California, 2015.
- [S2304] Ancestors of American Presidents by Gary Boyd Roberts. 2009 edition, 2012 reprint with 2015 corrigenda. Boston: New England Historic Genealogical Society, 2015., year only.
- [S2126] Willem Frijhoff, "Govert Loockermans (1617?-1671?) and His Relatives: How an Adolescent from Turnhout Worked His Way Up in the New World." 2016.
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