Piano trios, Opp. 1 & 97 "Archduke" Piano trios op. 70 no. 2 op. 97 'Archduke' Piano trio No. 7 in B flat op. 97 "archduke" Piano trio in B flat, op. 97 : "Archduke" Piano trio in B flat major, op. 97 "archduke" Piano trio in B flat 'Archduke' Piano trios Ghost/Archduke Piano trios, op. 49 & op. 66 Piano trio no. 6 in B flat, op. 97, "Archduke"