Trombone (4 Trombones - Baritone/Tuba ad lib) Low Brass Ensemble, Brass Ensemble, Trombone Quartet, Trombone Ensemble (2 Trombone, 3rd Trombone or Baritone, and 4th Trombone or Tuba) SKU: HL.4475326 For Trombone Quartet/Ensemble. Arranged by Newell H. Long. Ensemble Collection. Classical. 24 pages. Published by Rubank Publications (HL.4475326). UPC: 073999753264. 9.0x12.0x0.089 inches.Trombone Symphony.