Six Sonatas for 2 Violins or Flute and Violin and Continuo, Op. 3@@@Seven Sonatas for 2 Violins and Continuo, Op. 3@@@Six Sonatas for 2 Violins and Continuo, Op. 1@@@Twelve Sonatas for 2 Violins with a Bass, 1747@@@Six Sonatas for 2 Violins or Flute and Violin and Continuo@@@Twelve Sonatas for 2 Violins and Continuo, Op. 3