Useful Links about the motion of a Free Symmetric Top (FST)
       ( a.k.a. an American football in the air )

 • Video of Drew Brees throwing a perfect long bomb 
    - good stuff starts 6 minutes in 
    - includes hilarious use of the phrase "gravitational torque"
 • Java applet illustrating the motion of a Free Symmetric Top
    - requires Java browser plugin
    - how to handle Java security errors
 • Detailed article from 2007 discussing a football in flight
    - describes the presence and effect of torques ... 
      due to aerodynamics, not gravity