The family of van der Pyl in America
| Author | Ancestry.com |
| Publication information | Name: Online publication - Provo, UT: The Generations Network, Inc., 2004.Original data - Vanderpyl, Robert Adrian,. The family of van der Pyl in America : (with notes on the antecedents of Casalina Morarty Van der Pyl, of Worcester, Massachusetts. Chicago: unkn; |