Mortier - Niagara for Clarinet Quartet - CQ1206EJM Editions Maurer Sale! from $30.00 Choose format: Printed Book Only Printed book and PDF via Email INSTANT PDF Qty. Add to Cart SKU: CQ1206EJM Niagara by Willy Mortier. Instrumentation: E-flat Clarinet 2 B-flat Clarinets Bass Clarinet Previous Next