KERL, JohannCasparNot von Kerl, as all dictionaries say., celebrated organist, born in , as is to be concluded from the Mortuarium of the old Augustine church of Munich. Mattheson's ‘Ehrenpforte
’ contains the only details known of his life. He came early to Vienna, and learnt the organ from Valentini, then organist, afterwards Capellmeister to the Court, on whose recommendation Ferdinand III. sent him to Rome to study under Carissimi. In all probability he also learnt from Frescobaldi,...