(Concerto for Trombone and Orchestra). Composed by Gunnar de Frumerie (1908-1987) and Gunnar de Frumerie (1908-1987). For trombone solo + orchestra (2222-3220-13-1-celeste-strings). Study score. Op. 81/82. 148 pages. Duration 23 minutes. Published by Gehrmans Musikforlag