Mendelssohn's copies of Beethoven's piano trios, bound for him and signed on the fly leaf, containing editions of opp. 1, 11, 44, 70, 97, 121a, with first editions of WoO 38 and WoO 39. Leipzig, Vienna & Frankfurt: Peters, Haslinger, F.P. Dunst, 1829-1830. 11 editions in one volume, with the parts for violin and cello loosely inserted, folio (ca. 32 x 25 cm.), engraved music (WoO 38 and 39 lithographed), engraved dedication leaf to op. 97, contemporary German romantic presentation binding, green calf, gilt spine and edges, gilt gauffering.