--- In harryproa@yahoogroups.com.au, "chesapeake410" <chesapeake410@...> wrote:
>
> Hello,
>
> Here is a wing sail I think may be of interest to the group.
>
>
> http://www.inhabitat.com/2008/08/21/ecotricity-greenbird-attempts-wind-powered-landspeed-record/
>
> or
>
> http://news.bbc.co.uk/2/hi/technology/7968860.stm
>
> What do you think the smaller vertical sail is for ? I expect it is for keeping the main wing sail correctly oriented to wind but I am guesing. Perhaps you could use this type sail on a Harryproa, what do you think ?
>
> George Kuck
> Chestertown, MD
>
there is an extensive discussion on wing sails on Sailing Anarchy:http://forums.sailinganarchy.com/index.php?showtopic=85540
to be able to view pics you need to register first.
Another very good site is:http://forums.sailinganarchy.com/index.php?showtopic=85540
It gives excellent advise and video instructions on how to build a wing for say a Harriette :-)

__._,_.___

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