Bibliographical sources mentioned in this text:
Chytræus, David : History of Saxony 91.8
Crantz, Albert : Chronicle of Saxony 91.8
Gobeline 91.9
Hamelman, Herman 91.8
Rolevingius, Werner 91.4, 91.8
Schrot, Christiaan is mentioned in the cartouche of this map as its maker, Ort91
Tacitus 91.7
Velleius 91.7