XCF290924 A scene from the Council of Constance, from \'Chronik des Konzils von Konstanz\' (pen & ink on paper) by Richental, Ulrich von (c.1360-1437); Private Collection; (add.info.: Council of Constance 1414-18; held in Konstanz, Germany, to settle the Western Schism; the Greeks, having agreed to join in Communion with the Roman church, are given a lesson on the rites and rituals of the Roman mass;); German, out of copyright.