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Gemeinsame Normdatei (GND)
GND stands for "Gemeinsame Normdatei" (Integrated Authority File) and offers a broad range of elements to describe authorities. The GND originates from the German library... -
PeriodO Period Gazetteer
PeriodO is a gazetteer of scholarly definitions of historical, art-historical, and archaeological periods. It eases the task of linking among datasets that define periods...