I dug out a picture that I have of a MacGreggor 36 with just the sort of mast head float that I was suggesting. I also found where Tom House had posted a sketch drawing of it.
Picture and drawing [Linked Image]

GARY

Attached Files
65708-MacGregor36.jpg (32 downloads)

Santa Monica Bay
Mystere 6.0 "Whisk" <--- R.I.P.