me and my private (tuba) teacher are compiling a list of composers than produced some great low brass music in their lifetimes. so far i've just got the basics:

Barber - All Symphonies, School For Scandal, Essays

Bartok - Concerto For Orchestra, The Miraculous Mandarine

Beethoven - Symphonies 5 and 9

Berlioz - Symphony Fantastique, Hungarian March, Roman Carnival Overture

Bernstein - West Side Story, Candide, On The Town

Brahms - All Symphonies

Bruckner - All Symphonies

Copland - Fanfare For The Common Man, Symphony #3, Rodeo, El Salon Meixoc

Debussy - Nocturnes, La Mer

Dvorak - Symphonies #7, #8 and #9

Gershwin - Rhapsody In Blue, American In Paris

Hindemith - Symphonic Metamorphises, Mathis Der Mahler

Holst - The Planets

Kodaly - Hary Janos Suite, Peacock Variations

Mahler - All Symphonies, excluding #4

Mendelssohn - Symphony #4

Mozart - Requiem, Magic Flute

Mussorgsky - Pictures At An Exhibition, Night On Bald Mountain

Nielson - All Symphonies

Prokofiev - All Symphonies, Romeo and Juliet, Lt. Kije

Rachmoninoff - All Symphonies

Ravel - Bolero, La Valse, Rhapsodie Espagnole, Daphnis Et Chloe

Respighi - Pines Of Rome, Church Windows, Fountains Of Rome, Roman Festival

Rimsky-Korsakov - All Symphonies, Sheherazade, Russian Easter Overture

Rossini - La Gazza Ladra, William Tell

Saint-Saens - Symphony #3

Schubert - Symphonies #5, #8 and #9

Shostakovich - All Symphonies, especially #1, #5 and #7

Sibelius - All Symphonies (especially #2), Finlandia

R. Strauss - Also Sprach Zarathustra, Don Juan, Don Quixote, Ein Heldenleiben, Alpine Symphony, Till Eulenspiegal, Elektra, Salome, Der Rosenkavalier

Stravinsky - Rite Of Spring, Petrouchka, The Firebird

Tchaikovsky - All Symphonies, especially #4, #5 and #6

Verdi - Othello, La Forza Del Desiton, Aida, Requiem

Wagner - Ride Of The Valkyries, Tannhauser, Lohengrin, Das Rheingold, Gotterdamerung, All Overtures

no help from him yet. obviously doesn't have to be a tuba concerto or trombone solo, just anything with great, prominent low brass. admittedly some of the stuff from this list i haven't heard yet.

Very useful contribution.