Classical guitarists of the early 1800s, Mauro Giuliani, Frenando Sor and Matteo Carcassi compiled a substantial study book for aspiring guitarists, filling a large gap. Daniel Lavialle's revisions in 15 Studies for Guitar include detailed written instruction and fingerings. This compilation addresses rhyhtm, counterpoint, intervals, arpeggios, scales, variations in key signatures and time signatures, chords and performance directions, amongst other aspects. For all aspiring guitarists, 15 Studies for Guitar is essential to improving technique.