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The principality, or county of Waldeck-Eisenberg was a principality in the Holy Roman Empire that belonged to the Upper Rhenish Circle. [1]
- ^ "WALDECK, PRINCIPALITY OF", The International Exhibition of 1862, Cambridge University Press, pp. 305–305, 2014-04-17, ISBN 978-1-107-36063-1, retrieved 2024-09-13