Piano quartet No. 2 in E flat, K493 Piano quartet No. 2 in E flat major, KV 493 Piano Quartet in E flat,K 493 Piano quartet No. 1 in G minor, K478 Piano quartet no. 2 in A, op. 26 String quartet no. 12 in E flat, op. 127 Piano quartet no. 1 in G minor, op. 25 Piano quartet No. 1 in G minor, KV 478 Piano quartet no. 3 in C minor, op. 60 Piano quartet K493 in E flat major