Simon van Kollem, a merchant, and Sara Zinger, the widow of Mordechai Mopurgo, had given notice of their intended marriage. Before the wedding could be performed, they were deported.
Documents concerning intended marriages which were not performed; archives of the Westerbork municipality, currently at the archives of Gemeente Midden-Drenthe in Beilen
A Liro card exists for this person or family. The original cards are kept at the Nationaal Archief (National Archive) at The Hague.