. "The collection consists of a gold ring belonging to a Dutch policeman who was arrested by Nazis in a raid in Rotterdam. It was received by Trude Vinke Verloop (donor) in the summer of 1944, Rotterdam, Netherlands. Envelope that bears note regarding a Dutch police officer captured in a German raid, additional notes from donor's mother; 1944; in Dutch"@en . . "Trudy Vinke Verloop collection"@en . "irn515362" . . . . .