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Keywords from Image Description:
Oldenburg Yv. en Silbergroschen Oldenburg own Jacquesverlaeken Scanned object years checked against Fritz BILLIG Handbuch der Flschungen ca Wien cczero stamps of the Duchy of Oldenburg German stamps keep Postmarks of Lower Saxony ImageNote Design of letter ImageNoteEnd ImageNote 'Reichsapfel' design ImageNoteEnd