See: Etudes after Paganini Caprices. See: 6 Concert Etudes after Paganini Caprices. Caprice in C minor (No.4). For Piano (Zadora). 24 Caprices - CDA68366 - Nicolò Paganini (1782-1840)
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The Caprices were composed between 1802 and 1817 and designed as technical studies for violinists. See: Etudes after Paganini Caprices