It is 150 years since 'Hymns Ancient and Modern' was first published. This week, Brian D'Arcy plays some hymns from the very first edition and finds out why it was so popular and well loved. This week's featured choir is Derby Cathedral Choir and hymns include Rock of Ages, O Jesus I have promised and Hail gladdening light. The musical director is Peter Gould and the organist is Tom Corfield. The producer is Janet McLarty.