Walk cycles

FTI is leaning heavily on walks, and for good reason!
Here are some references:
http://www.cartoonthrills.org/blog/01Principles/walks/woodywalkSolidIv.mov
http://www.cartoonthrills.org/blog/01Principles/walks/woodywalk2.mov

Hand draw walk cycles in Flash tutorial here:
http://flashtrick.blogspot.com/2007/10/walk-cycles-right-way.html
This one does not break the walk down into separate symbols. Instead he animates the R.W's way - handrawing a cycle to 17 frames with a symbol - creating a walk cycle loop. Nice. He does clean-up straight ahead within each frame.