Brass Ensemble - Level 5 - Digital Download SKU: A0.792157 Composed by Lavallée, Calixa. Arranged by Simard, Julien. Patriotic. Score and parts. 19 pages. Gordon Cherry #3680861. Published by Gordon Cherry (A0.792157). O Canada, the brilliant national anthem composed by Calixa Lavallée, has been arranged for advanced performers by Julien Simard for Large Brass Ensemble. Instrumentation is: 4 Trumpets in B-flat, 4 Horns, 3 Trombones, Euphonium and Tuba.