Piano Trio No.1 in B flat major,op.21 Piano Trio No.1 in B flat major,op.21; piano trio no.1 in b major,op.8 Piano trio No. 9 in E flat major, op. 121a Piano trio No. 10 in E flat major, op. 44 piano concerto no.1 in b flat minor,op.23 piano concerto no.2 in b-flat major,op.83 Piano trio No. 1 in E flat major, op. 1 no. 1 Piano trio No. 9 in E flat major, Woo 38 Piano Trio No.1 in B major,op.8