Jetje Piller-Groenteman joined the Hollandia-Kattenburg textile factory in Amsterdam on 30 October 1939. On Wednesday, 11 November 1942, around 4:30 PM, Willy Lages conducted the Sicherheitspolizei raid on the Hollandia factories. All exits were blocked, and the Jewish staff members were taken away …
In addition, a Jokos file (number 55485) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.