Christoph Graupner
Graupner wrote a lot of music. He wrote 13 sinfonias, 85 ouvertures, 44 concertos, 8 operas, 1,418 religious and 24 secular cantatas, 66 sonatas and 57 harpsichord partitas. Almost all of Graupner's music is kept in the ULB (Technical University Library) in Darmstadt, Germany.