NAME: Genealogisch Tijdschrift voor Midden-en-West-Noord Brabant en de Bommelerwaard, p. 255, 1982. Viewed May 1996 in Salt Lake City FHL. Item says he was probably born in the polder Biesheuvel by Babilonienbroek.
UPDATE May 1998: From Dutch periodical ONS VOORGESLACHT, #352, 1985, "Het Geslacht van Herk c.q. van Erk," article by Adr. van Herk, corrections and additions to earlier articles in same magazine. Copy sent by Adriaan Benschop, May 1998.
FAMILY INFO: From Ruud de Bruijn via Internet, 7 May 1998.