Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource July 25, 1950 Description An account of the resource Walter Ulbricht becomes leader of the GDR. Date A point or period of time associated with an event in the lifecycle of the resource 1950-07-25