170 Foundation Studies-Volume 1 (For Violoncello). For cello. 170 Foundation Studies For Violoncello. Instructional. Instructional book. Introductory text. 105 pages. With introductory text. Instructional. 9x12 inches.Selected and progressively arranged from the foremost instructive works of Buchler, Cossmann, Dotzauer, Duport, Franchomme, Grutzmacher, Kummer, Lee, Merk, Piatti, Schroeder and Servais.