Title: Helmholds Slavenchronik
Subjects: Slavs, Sources, History
Places: Germany, Lübeck (Principality), Lübeck (Germany), Holstein, Denmark
People: Henry Duke of Saxony (1129-1195), Vicelinus Saint, Bishop of Oldenburg (d. 1154)
Time periods: 843-1273, To 1386, To 1241