Letter from an Austrian refugee, Josef Ulm, sent from the Austrian Refugee Camp Tarp, Esbjerg to Christiansminde, Svenborg on 3 April 1946, returned to Esbjerg witih backstamped message 'moved, where not known' - with scarce label affixed 'Kun gyldig i Danmark / Interneret Post-forsendelse / Portofri' - tied by postmark.