Number Sixty in the countdown of 100 Classical Songs is Waltz in A-Flat Major by Fryderyk Chopin (1810-1849). It is 130 measures long, in 3/4 time. It plays at exactly 120 beats per minute, or 2 beats per second, in case you were wondering. It is exactly 242 seconds long.
For more on the composer: https://en.wikipedia.org/wiki/Fr%C3%A9d%C3%A9ric_Chopin#/media/File:Fr%C3%A9d%C3%A9ric_Chopin.jpg
The Write Stuff 
