SOURCE-18892Research NeededProbable
Gesta Friderici Imperatoris Ottonis Frisingensis I. 14, MGH SS 20, p. 360
Full citation
Gesta Friderici Imperatoris Ottonis Frisingensis I. 14, MGH SS 20, p. 360
Gesta Friderici Imperatoris Ottonis Frisingensis I. 14, MGH SS 20, p. 360