Registration cards like this example for Rachel Karpe from Amsterdam were issued in huge numbers after the Second World War. Karpe had been imprisoned at the Concentration Camp Herzogenbusch-Vught in the Netherlands. According to the card she left the Netherlands for Malmö, Sweden after the war.
Registratiekaart voor 'displaced persons' t.n.v. Rachel Karpe, 1945, medical clearance certificate, 1945, creator: Allied Expeditionary Force; source: © Collectie Joods Historisch Museum, Amsterdam, https://data.jck.nl/page/aggregation/jhm-documenten/D006945.