Symphony Edward Elgar, Gustav Mahler, Jean Sibelius, Carl Nielsen, Igor Stravinsky, Bohuslav Martinů, Roger Sessions, and Dmitri Shostakovich composed symphonies "extraordinary in scope, richness, originality, and urgency of expression" (Steinberg 1995, 404). One measure of the significance of a symphony is the degree to which it reflects conceptions of temporal form particular to the age in which it was created. Five composers from across the span of the 20th century who fulfil this measure are Sibelius, Stravinsky, Luciano Berio (in his Sinfonia, 1968–69), Elliott Carter (in his "Symphony of Three Orchestras", 1976), and Pelle Gudmundsen-Holmgreen (in "Symphony/Antiphony", 1980). Beginning in the
A Sea Symphony completed "A Sea Symphony", including two with chorus; the vast majority of those are juvenilia or apprentice works that have never been published and are long since withdrawn from circulation. Nevertheless, Vaughan Williams had never before attempted a work of quite this duration, or for such large forces, and it was his first of what would eventually be nine symphonies. Like Brahms, Vaughan Williams delayed a long time before composing his first symphony, but remained prolific throughout the end of his life: his final symphony was composed from 1956–58, and completed when he was 85 years of age. At approximately