Köchel catalogue Köchel catalogue The Köchel catalogue () is a chronological catalogue of compositions by Wolfgang Amadeus Mozart, originally created by Ludwig von Köchel, in which the entries are abbreviated "K." and "KV". The numbers of the Köchel catalogue reflect the continuing establishment of a complete chronology of Mozart's works, and provide a shorthand reference to the compositions. According to Köchel's counting, "Requiem in D minor" is the 626th piece Mozart composed, thus is designated either "K. 626" or "KV 626"; however, his original catalogue (1862) of Mozart has been twice revised, and some works have had three KV. numbers, e.g. Mozart's
The Smith of Kochel known as "Balthasar" with a last name of either "Mayer" or "Riesenberger". A "Balthasar Mayer" (born January 6, 1644 in Waalkirchen) actually existed, but no evidence of this person being a smith in Kochel could be found. A "Balthasar Riesenberger" (born in Bach bei Holzolling) took part in the battle in Sendling, but no evidence of his being a smith in Kochel could be found either. The fact that Kochel belonged to the court district of Murnau at the time of the revolt, which did not take part in the Oberländer rebellion, also speaks against the Kochel theory. In memory