Arbre généalogique M. Tolsma » Les sources »
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0   - The Church of Jesus Christ of Latter-day Saints - accessed 28 Jun 2016), entry for Katharina Georgina Wessels, person ID 2CBR-32D.
- Famil
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0   - The Church of Jesus Christ of Latter-day Saints - accessed 28 Jun 2016), entry for Katharina Georgina Wessels, person ID 2CBR-32D.
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0   - The Church of Jesus Christ of Latter-day Saints - accessed 28 Jun 2016), entry for Katharina Georgina Wessels, person ID KHS4-TM6.

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L'information de cette source

• Naissance de Katharina Georgina Wessels (10 juin 1876)
• Naissance de Katharina Georgina Wessels (10 juin 1876)
• Baptême de Katharina Georgina Wessels (16 juillet 1876)
• Baptême de Katharina Georgina Wessels (16 juillet 1876)

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