As a naval architect Van de Stadt is up there with the best. Most "best designer
ever" list has him somewhere in the top three. I have a 13 metre steel Ketch
of his.The falco 36 (not 35) has been around since the late 70's and is a sleek looking design.
There are those who believe that steel
under 40 feet is a bad compromise. However he designed strong boats for world wide sailing. It would be important you determined whether the one you were interested in, was home or professionally constructed, but assuming the latter and the the PO's have dealt with any paint
system difficulties. Then you have a well designed, strong and safe boat