- FamilySearch
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 10 Jun 2016), entry for Wytze Libbes Dupon, person ID KG8Y-L8F.
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 10 Jun 2016), entry for Wietze Libbes Dupon, person ID LKFM-XXS.
» Quellen » Familienstammbaum M. Tolsma » Genealogie Online">
- FamilySearch
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 10 Jun 2016), entry for Wytze Libbes Dupon, person ID KG8Y-L8F.
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 10 Jun 2016), entry for Wietze Libbes Dupon, person ID LKFM-XXS.
» Quellen » Familienstammbaum M. Tolsma » Genealogie Online">