Otakar Sevcik's School of Violin Technics, Op. 1, is broken down into four volumes, each one addressing a particular aspect of violin technique development. Part 4 focuses on double-stops, including 3rds, 6ths, octaves, and 10ths, in all keys. This version is edited by Philipp Mittell. Published by G. Schirmer, distributed by Hal Leonard.

Difficulty: A4/A5