 His best-known work is the "Tuba Tune" for organ, Opus 15, a favourite of recitalists.This dashing little piece, which owes its title to the boisterous melody sounded forth on the organ's tuba stop, begins in the style of Handel but, in its central section, has some brief key changes that could belong to no century except the 20th.Lang's numerous other works for organ include a lengthy "Sonata in D minor" (Op.