String trio in B flat, D String trio in B flat, D471 String trio in B flat, D.471 String trio in B flat, D.581 Clarinet trio in B flat, op. 11 String Trio in E flat major,op.3 String Trio in E flat major, op. 3 Piano Trio in B flat,K 502 String quintet in E flat, DV 614 Piano Trio in B flat,Op.21