Museum of Fine Arts [Public domain], <a href="https://commons.wikimedia.org/wiki/File:Master_of_Portillo_-_The_Mass_of_Saint_Gregory_the_Great_-_Google_Art_Project.jpg"  target="_blank">via Wikimedia Commons</a>

The Mass of Saint Gregory the Great - Master of Portillo, Museum of Fine Arts (Budapest)

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Museum of Fine Arts [Public domain], via Wikimedia Commons

Added to Paus Gregorius I and categorized in 4 years ago

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