She is married to Arnold Jan Gerard van de Berg.
They got married on September 29, 1920 at Schinveld, Beekdaelen, Limburg, Nederland , she was 22 years old.Source 2
Maria Catharina Margaretha Bernadina Dummer | ||||||||||||||||||
1920 | ||||||||||||||||||
Arnold Jan Gerard van de Berg |
Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I26940.php
22 in 1920