Home Albums Periodic orbits of a dynamic system related to a knot Periodic orbits of a dynamic system related to a knot (13 years) album Release day: Monday, November 28, 2011 Periodic orbits of a dynamic system related to a knot 13 years old Artists Mark Fell Name Mark Fell When album released, He was 45, now 59 years old # Song Play 1 This Side by Mark Fell Duration: 23:20 Your browser does not support the audio file player. 2 That Side by Mark Fell Duration: 23:18 Your browser does not support the audio file player.