In Berlin he was instructed by Leonid Kreutzer and Artur Schnabel. The guilder was divided into 60 kreutzer. He was taught composition and piano by Conradin Kreutzer and Johann Nepomuk Hummel. The Fatherless () is a 2011 Austrian drama film written and directed by Marie Kreutzer. Earlier examples of operas using the story were made by Kreutzer (1792) and Pucitta (1802). From 1816, there were also Kronenthaler of 162 kreutzer (i.e. 2.7 guilders). The main designer was Martin Kreutzer. That term had already been used in 1840 by Carl Joseph Kreutzer. The Heller was replaced by the Pfennige, also worth a quarter of a Kreutzer. Guitarist Karen Kreutzer (from the 1993-1997 lineups) retired after moving to West River, Maryland. A copy of "The Kreutzer Sonata" also functions as a major plot device. Kreutzer married one of his pupils; his daughter is the soprano Ryoko Kreutzer. "The Kreutzer Sonata" has been adapted for film well over a dozen times. Fritz Kreutzer was Napoli's manager in the first season of the club's history. Kreutzer never performed the work, considering it "outrageously unintelligible".