This work was commissioned for the first World Bass Clarinet Convention, held in Rotterdam, October 21st-23rd 2005. Its title arose from the fact that it was to be performed on the day after Trafalgar Day. However, a subsequent sad event has made this idea of a eulogy more meaningful to bass clarinettists, because those who were present at the Rotterdam event were privileged to hear the last recital by the 'Due Boemi di Praga': Josef Horak (bass clarinet) and Emma Kovarnova (piano) and Josef Horak's very last public appearance, talking about his distinguished career as a pioneer bass clarinet soloist. The work was performed in De Doelen concert hall in Rotterdam, the composer conducting no less than 149 bass clarinets.