1. De summo bono and John of Wales, Communiloquium Creator: Isidore, of Seville, Saint, -636 Published / Created: [ca. 1300] Call Number: Beinecke MS 373 Image Count: 345 Resource Type: unspecified Found in: Beinecke Rare Book and Manuscript Library > De summo bono and John of Wales, Communiloquium