DescriptionGregory I - Antiphonary of Hartker of Sankt Gallen.jpg English: Pope Gregorius I dictating the gregorian chants Date circa 1000 date QS:P...
This image is a derivative work of the following images: File:Gregory_I_-_Antiphonary_of_Hartker_of_Sankt_Gallen.jpg licensed with PD-Art, PD-old 2008-10-31T16:40:35Z...
DescriptionGregor I..jpg English: Pope Gregory I dictating the Gregorian music anonymous artist, Antiphonar of Hartker of Sankt-Gallen (Cod. Sang. 390,...
