 In a "Kirchenmusikalische Feierstunde zur Wiederherstellung der Bonifatiuskirche" (Festive hour of church music for the restoration of the church) on 7 May 1950, they sang the third part of the oratorio "Das Lebensbuch Gottes" by Haas and a cantata for St. Mary by Carl Thiel.The chronicle for the centenary summarises