Set of 16 etudes set exclusively in either alto or tenor clef. Intended for college level players and beyond, these etudes include a variety of technical issues including wide leaps, non-diatonic scalar passages, upper register work and chromaticism. Printed in a clean hand-manuscript. Kauko Kahila was the bass trombonist of the Boston Symphony for 20 years, from 1952 to 1972. These etudes reflect the time in which Kahila was active. -cdp