Symphony No. 1 (Mozart) in the finale of his "Jupiter" symphony, No. 41. The four notes, Do, Re, Fa, Mi, make an appearance in several of Mozart's works, including his Symphony No. 33. This theme is stated by the horns in his first symphony. In his book on the Piano Concertos, Cuthbert Girdlestone pointed out the similarity between the opening of this symphony and that of Mozart’s Piano Concerto No. 22 K482, composed some twenty years later. Symphony No. 1 (Mozart) The Symphony No. 1 in E major, K. 16, was written in 1764 by Wolfgang Amadeus Mozart at the age of eight years.
Symphony No. 6 (Bruckner) performed under the direction of Mahler for the 1899 premiere was never published; Mahler had made substantial changes to the whole score before that performance, of course unsanctioned by the deceased Bruckner. There exists also an inauthentic edition by Schalk. Criticism of Bruckner's Symphony No. 6 is similar to the critical response that his preceding symphonies had received. Whereas Bruckner considered his Sixth Symphony to be his "boldest symphony," it was not generally held in high regard. In terms of interpretation, the Sixth Symphony has also been the unluckiest, with the vast majority of conductors ignoring Bruckner's specific tempo markings