Classification de la Bibliothèque du CongrèsDD145-155
⮑ DD. Germany
⮑ DD1-905. History of Germany
⮑ DD84-257.4. History
⮑ DD121-257.4. By period
⮑ DD125-174.6. Early and medieval to 1519
⮑ DD126-155. Medieval Empire, 481-1273
⮑ DD145-155. 1125-1273. Hohenstaufen period