Medusas /
Ballentine, Lee.
Notker,Balbulus,approximately 840-912.Psallat ecclesia mater illibata. English & Latin.
Huddersfield : Hilltop Press,
2002.
Titles from covers.
Printed tête-bêche with: Psallat ecclesia mater illibata / by Notker Balbulus, in Latin with English translation.