Don Gillies pointed out correctly (off-list), that Campy Victory and Triomphe cranks accept chainrings down to 35 teeth (not 36 teeth as I stated), some of which still are available NOS.
-- Jan Heine, SeattleEditor/PublisherVintage Bicycle Quarterlyc/o Il Vecchio Bicycles140 Lakeside Ave, Ste. CSeattle WA 98122http://www.mindspring.com/~heine/bikesite/bikesite/