Hartker of Sankt-Gallen. See this book for information on the manuscript. [Public domain], <a href="https://commons.wikimedia.org/wiki/File:Gregory_I_-_Antiphonary_of_Hartker_of_Sankt_Gallen.jpg"  target="_blank">via Wikimedia Commons</a>
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<b>Source : </b>
<p>Antiphonary of Hartker of the monastery of Saint Gall (Cod. Sang. 390, p. 13)</p>

Pope Gregorius I dictating the gregorian chants (circa 1000)

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Hartker of Sankt-Gallen. See this book for information on the manuscript. [Public domain], via Wikimedia Commons


Source :

Antiphonary of Hartker of the monastery of Saint Gall (Cod. Sang. 390, p. 13)


Added to Paus Gregorius I and categorized in 4 years ago

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