“Hark! A Thrilling Voice is Sounding” for bass and soprano clarinets.

MERTON, 87, 87.
In moderate time
William Henry Monk, 1823-89
Latin Hymn, V cent.
Tr. Edward Caswall, 1814-78 a.

Here’s a pdf of the arrangment: 001.ServiceBookAndHymnal

For the record, this puppy has 6 sharps when transposed into b flat!

Red Service Book and Hymnal
Red Service Book and Hymnal