1. Deeds of Frederick Barbarossa / Otto [and three others]. Otto New York : Norton, 1966. Book Online
2. The deeds of Frederick Barbarossa, by Otto of Freising and his continuator, Rahewin; translated and annotated with an introd. by Charles Christopher Mierow with the collaboration of Richard Emery. Otto I, Bishop of Freising, -1158 New York, Columbia University Press, 1953. Book Physical ReCAP DD149 .O886 1953 Loading...
3. The chronicle of the Slavs, by Helmold, priest of Bosau; translated with introduction and notes by Francis Joseph Tschan. Helmold, approximately 1120-approximately 1177 New York, Columbia university press, 1935. Book Physical Firestone Library DD145 .H456 1935 Loading...
4. The deeds of Frederick Barbarossa, by Otto of Freising and his continuator, Rahewin; translated and annotated with an introd. by Charles Christopher Mierow with the collaboration of Richard Emery. Otto I, Bishop of Freising, -1158 New York, Columbia University Press, 1953. Book Physical ReCAP EBD (Otto. Deeds of Frederick Barbarossa) On-site access
5. The deeds of Frederick Barbarossa / by Otto of Freising and his continuator, Rahewin; translated and annotated with an introd. by Charles Christopher Mierow with the collaboration of Richard Emery. Otto I, Bishop of Freising, -1158 New York : Columbia University Press, 1953. Book Physical ReCAP LG24.6 O91e
6. The deeds of Frederick Barbarossa / by Otto of Freising and his continuator, Rahewin; translated and annotated with an introd. by Charles Christopher Mierow with the collaboration of Richard Emery. Otto I, Bishop of Freising, -1158 New York : Columbia University Press, 1953. Book Physical ReCAP D5 .R4 v.49
7. The chronicle of the Slavs / by Helmold, priest of Bosau; translated with introduction and notes by Francis Joseph Tschan. Helmold, approximately 1120-approximately 1177 New York : Columbia university press, 1935. Book Physical ReCAP 900 R245 v.21
8. The chronicle of the Slavs / by Helmold, priest of Bosau; translated with introduction and notes by Francis Joseph Tschan. Helmold, approximately 1120-approximately 1177 New York : Columbia university press, 1935. Book Physical ReCAP NL2 H48