Backhaus: Beethoven: Piano Sonatas no.5, no.6, no.25 (r.1951)
DECCA LXT 2603

3 Piano Sonatas (nos.5–7), op.10, ?1797, 1. Piano Sonata no.5, c, op.10/1
1951-03
Victoria Hall, Geneva

3 Piano Sonatas (nos.5–7), op.10, ?1797, 2. Piano Sonata no.6, F, op.10/2, 1797
1951-03
Victoria Hall, Geneva

Piano Sonata no.25, G, op.79, 1809
1951-03
Victoria Hall, Geneva