This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Skizze der Entdeckungen der englischen PolarExpedition unter Nares UvABC OTM HBKZL ...tif en Scale Published Gotha Justus Perthes UvABC Expedition Creator August Heinrich Petermann Autogr of Christian Peip and Bruno Domann other versions thumbnail left jpeg version PDold Uploaded with Petermanns Geographische Mitteilungen