MPerf2019: Ach Gott, Erhör’ mein seufzen und wehklagen by Johann Sebastian Bach Arr. by Timothy Dzida #trumpet #brass #chorale #moderntrumpet #classical #baroque #ensemble #quartet #choir #music #musician #professional #Bach #Practice #Practise #performance #perform #Dzida #ripqueen #composer #arranger #arrangement #queenelizabethii #COVID19 #quarantine