Johanna Geertruida Zwarenstein was married to Heiman Leefsma. The family lived at 9 President Steynstraat in Amsterdam. Johanna Geertruida Zwarenstein may have been born in Hengelo rather than in Rotterdam. Four children survived, including three from a previous marriage of Heiman Leefsma.
The archive of the Stichting Sieraden-Comité contains a list of the items of jewelry stolen, a statement ta…