Search for: [Subject and Keywords = early Middle Ages\-20th c. \-\- northern and eastern Europe] OR [Subject and Keywords = history of northern Europe] OR [Subject and Keywords = history of eastern Europe] OR [Subject and Keywords = średniowiecze wczesne\-w. 20 \-\- Europa północna i wschodnia] OR [Subject and Keywords = historia Europy północnej] OR [Subject and Keywords = historia Europy wschodniej] OR [Title = Weltgeschichte. 6. Bd., Ost\- und Nordeuropa] OR [Title = Weltgeschichte. 6. Bd., Ost\- und Nordeuropa] OR [Creator = Weule, Karl \(1864–1926\)] OR [Creator = Weule, Karl \(1864–1926\)]