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In instanti S. Michaelis Archangeli, reliquorumque angelorum ... festo, gaudium eorundem in jubilaeo n.t. Christiano circa animas poentitentes vere jubilaeum, ad prosequendum illud devotissimis meditationibus ... omnibus ... academicis civibus ... commendat / [Johann Ernst Schaper]. Public Domain Mark. Source: Wellcome Collection.