|Odilon Redon: "À Edgar Poe" (1882)|
For a long time, it was believed that Charles-Valentin Alkan (a composer and piano virtuoso of the same generation as Chopin and Liszt) died when he accidentally brought a bookcase down on himself as he reached for a Talmud on the very top shelf. However, this seems to be apocryphal: apparently it may have been an umbrella stand, not a bookcase, that was found on top of his body. He was 75.
Ernest Chausson—student of Franck, friend of the symbolist painter Odilon Redon—died when his bicycle collided with a brick wall at the bottom of a hill. There is not much more to say about the matter. He was 44.
All three are worth listening to, but it's Chausson's premature death that strikes me as the worst loss for music. Here's his arresting, yearning Poème, op. 25, for violin and piano: