Bach: Mass in B minor Otto Klemperer BBC Chorus (Chorus Master: Peter Gellhorn) / New Philharmonia Orchestra Soprano: Agnes Giebel; Mezzo-soprano: Janet Baker; Tenor: Nicolai Gedda; Baritone [No. 18]: Hermann Prey; Bass [No. 10]: Franz Crass EMI Classics Oct-Nov 1967 2-CD / TT: 135:40 Recorded at Kingsway Hall (or Royal Festival Hall), London.