French composer originaly medicin than pupil of Cherubini.His most famous work Symphonie Fantastique is probably the first programm symphony a named work describeing an idea using music like it was later Symphony Nr. 6 of Beethoven „Pastorale“.Standard book for Orchestra instrumentation and Partition writeing „Instrumentationslehre“ is by Hector Berlioz meanwhile updated and enlarged by R. Strauss.Since him colour of sound is a further idependant element of music composing.
Most important Works :
Symphonie Fantastique Op. 14,
Requiem Tuba Mirum Op.5.
La dammnation de Faust OP. 24
Beatrice et Bendedict Ouverture
O.F.D This list is still incomplete