If you click on the embedded playlist below, follow the link to open the playlist in Spotify; tracks will play from random starting points in the embedded player.
Spotify URI (copy this into the search field in Spotify): spotify:playlist:3DBWhvOAb4D5rgJj5JXkQ0
Start Times:
Strauss, Emperor Waltz (Kaiserwalzer), start at 1:51.
Bach Chaconne, middle section, start at 5:50.