Par NOURSE NANCY. The four preludes included in this collection are each based upon a tune associated with a particular time of the church calendar. The Lenten prelude, Meditation upon 'Forty Days and Forty Nights', likewise employs a theme with interpolations approach. The hymn tune, Heinlein, is most closely associated with the English text, 'Forty days and forty nights, Thou wast fasting in the…