Jan Pieterszoon Sweelinck - Variations on "Mein junges Leben hat ein End" for Concert Band, arranged by Ramon L. Ricker. Jan Pieterszoon Sweelinck, informally known during his lifetime as the "Orpheus of Amsterdam," might be considered one of the great masters of keyboard development pre-J.S. Bach. A deep understanding of contrapuntal writing, grown from the composition of more than 250 works for voices, underscore Sweelinck's keyboard innovations: the developed fugue, the organ pedal as a full ...