Jazz Ensemble Jazz Ensemble - Level 4 - Digital Download SKU: A0.1407244 By Procol Harum. By Gary Brooker, Keith Reid, and Matthew Fisher. Arranged by Gary Wolk. 20th Century,Pop,Rock. 32 pages. Gary Wolk Music #989936. Published by Gary Wolk Music (A0.1407244). An instrumental version of the song by Procol Harum from the 1960s, arranged for Jazz Ensemble. The 1st Trumpet part can be challenging going up to a high E.