first mentioned about 741 and destroyed by the Normans about 891, tied with a hospital in 1310; in the 14th century there was a Beguine cell with prayer house; the monastery was torn down about 1590. The patrocinia of Saint Martin and Saint Kilian were then added to Saint Mary's Church on the ait. Augustinian convent of Saint Peter, endowed by Rhinegrave Wolfram I (III) of Stein (d. about 1179) about 1140, incorporated into the Schwabenheim Augustinian monastery in 1437, moved to the so-called Bubenkapelle ("Lads' Chapel") in 1491, reoccupied in 1495, dissolved in 1566/1568; the 15 nuns who were driven out went to Eibingen Abbey. In 1624, an attempt to reoccupy the complex by Augustinian monks failed; Jesuits settled there in 1636 and in 1648 they were granted it by agreement, today Oranienhof. The Pietà from Saint Peter, for whose reverence a forty-day indulgence was secured from Pope Alexander VI in 1502, was kept until its destruction in 1942 at St. Quintin's Church, Mainz. Carmelite Monastery to Saint Nicholas, so-called Schwarz-Kloster ("Black Monastery"), endowed in 1281 by the comital House of Sponheim, confirmed in 1290 by Archbishop Gerhard II of Eppstein of Mainz (about 1230–1305), dissolved in 1802. Saint Anthony's and Saint Catherine's Chapel (St. Antonius-und-St.-Katharinen-Kapelle; also called the Bubenkapelle) on the way into Mühlengasse ("Mill Lane"), which belonged to the Schwabenheim Augustinian monastery; it was here, right inside the town, that Count Walram of Sponheim (about 1305–1380) moved the Beguine cell from Saint Kilian's, given up in 1437; reoccupied by Augustinian nuns from 1491 to 1495, then moved to Saint Peter's. Saint Wolfgang's Franciscan Monastery (Franziskanerkloster St. Wolfgang), endowed in 1472 by Frederick I, Elector Palatine and Count Palatine Frederick I of Simmern, confirmed by Pope Sixtus IV, dissolved in 1802, now the Gymnasium an der Stadtmauer ("Gymnasium on the Town Wall"). Saint Vincent's Monastery, location unclear, existed in the Thirty Years' War and later. Jesuit occupation about 1623, 1625 to 1632 and 1636 to 1652 in the quire of the Ait Church (Wörthkirche), later called the Bridge Church (Brückenkirche) and now Paul's Church (Pauluskirche), received in 1631 from Ferdinand II, Holy Roman Emperor Saint Peter's and took ownership in 1636. In Kreuznach, the study prefect Johann Engelbert Oliverius worked and died. Plague and leprosy The Plague threatened Kreuznach several times throughout its history. Great epidemics are recorded as having broken out in 1348/1349 (Johannes Trithemius spoke of