Preludio et Variationi Super Resonet in Laudibus (Johansen)
Christmas Fantasy on Resonet in laudibus is an arrangement of the 14th-century plain chant Resonet in laudibus (Let the voice of praise resound) which was popular as a Christmas carol in medieval Europe and continues to be a favorite today. The most famous setting of it is by Orlando di Lassus. The carol is also known today as Christ was born on Christmas Day. Instrumentation is for trumpet in C & piccolo trumpet, trumpet 2 in B-flat and 2 trombones. - the publisher