Sixtus IV, Pope, 1414-1484.; Eugene IV, Pope, 1383-1447.; Paul II, Pope, 1417-1471.; Pius II, Pope, 1405-1464.; Innocent VII, Pope, 1336-1406.; Innocent VIII, Pope, 1432-1492.; Wassonius, Natalis, scribe.; Petrus, de Vincentia
Eugene IV, Pope, 1383-1447.; Boniface VIII, Pope, -1303.; Clement VI, Pope, approximately 1291-1352.; Urban VI, Pope, 1318-1389.; Martin V, Pope, 1368-1431.; Sixtus IV, Pope, 1414-1484.; Nicholas V, Pope, 1397-1455.; Pius II, Pope, 1405-1464.; Franciotus, Georgius.; Innocent IV, Pope, approximately 1200-1254.; Alexander VI, Pope, 1431-1503.; Julius II, Pope, 1443-1513.; Alexander IV, Pope, -1261.; Melius, Antonius, patron.; Giovanni Pietro, da Cemmo, active 15th century-16th century, illuminator.; Joannes Angelus, de Crema, former owner.; Patetta, Federico, 1867-1945, former owner.; Antonius, de Recaneto.; Paul II, Pope, 1417-1471.