Terry, 

This is crude but thought you might like to see it.  I am testing the wind with different configurations of tilt, spacing and etc..  I am now quite optimistic about my project and, with your help, I anticipate considerable success.  I will be in touch soon.

Steve

VIDEO
Twin Tri-Nado MM - Goodey.mov

May take 15 to 25 minutes to download on dial up service.