Unser Mund sei voll Lachens is a church cantata by a composer born in what year?
Johann Sebastian Bach Johann Sebastian Bach (31 March [O.S. 21 March] 1685 28 July 1750) was a German composer and musician of the Baroque period. He is known for instrumental compositions such as the "Brandenburg Concertos" and the "Goldberg Variations", and vocal music such as the "St Matthew Passion" and the Mass in B minor. Since the 19th-century Bach Revival he has been generally regarded as one of the greatest composers of all time.
Carl Zeller Carl Adam Johann Nepomuk Zeller (19 June 1842 – 17 August 1898) was an Austrian composer of operettas.