I believe it was a piece for piano. He went to julliard after ucla (i think) and studied jazz piano.
John Williams. He also wrote the music for the first "Harry Potter" movie.
John Williams wrote the music for the film Jurassic Park .
John Williams worked with Steven Spielberg when he wrote music for the film Jaws.
JOHN WILLIAMS wrote the majority of the music
Beethoven wrote a piece of music by that name.
Whatever William you are asking about, you can be sure that the first piece of his writing was nothing special, probably something written at school. Everybody who went to school wrote something there.
Most obviously, it's an "occasional" piece, such as the Serenade to Music by Ralph Vaughan Williams, which he wrote specifically for the anniversary of conductor Sir Henry Wood, but which was good enough that it's been kept in the standard choral repertoire. If a fee is offered, it can be called a "commission."
Delius.
Nutcracker
John Williams.
The music for the Narnia film series was composed by Harry Gregson-Williams.
The composer of the music for E.T is John Williams. He composes most of the music for Steven Spielburg Movies.