 He performed works by Monteverdi, Pergolesi, Schütz, Bach, Cherubini, Mendelsohn, Bruckner and Hindemith, partly for the first time in the city.The choir sang the premiere of the Mass "Deutsche Messe mit Einheitsliedern" for mixed choir, six brass players and congregational singing (1965) by Friedrich Zehm on 15 September 1968 in a festive service for the diocese, the "Limburger Kreuzwoche" (Limburg week of the Cross), with members of the Hessisches Staatsorchester.Kempin conducted the premiere of the Requiem by Christoph Straus (17th century), for soloists, choir and orchestra.