The complete organ sonatas of Gustav Merkel - Merkel, Gustav 1827-1885 (Priory Records, 1996)
Enth.: Fantasia and fugue in C major, op. 5. Sonata no. 6 in E minor "Chorale-Sonata", op. 137. Allegretto and Allegro, op. 117. Pastorale (No. 1 in G major), op. 49. Variations on a theme of Beethoven, op. 45. Sonata no. 2 in G minor, op. 42 . - Orgel der Peterborough Cathedral.