HAYDN Mass in B-flat Harmoniemesse (1966 UK green Argo label stereo vinyl LP. Performed by the Choir of St Johns College Cambridge & the Academy of St. Martin-in-the-fields conducted by George Guest with organist Brian Runnett soprano Erna Spoorenberg contralto Helen Watts tenor Alexander Young & bass Joseph Rouleau. Glossy picture sleeve with extensive liver notes XRG515)