Popper's Etudes for Cello, perfect for improving technique. - Title: High School of Cello Playing (40 Etudes) Op. 73 - Composer: Popper - Publisher: G. Schirmer, Inc. - Series: Schirmer's Library of Musical Classics - Volume Number: Vol. 1893 Thank you for viewing. Unused. There is some soiling on the cover and back, but the inside is unused with no writing. ☆Price negotiations are welcome. We will adjust to meet your desired price, so please comment with your immediate purchase price.