In a message dated 12/29/01 3:36:24 PM Central Standard Time, wlw-jr@att.net writes: > Isn't it all 2032 aluminum? > > Walter > I mean the double hull, single hull thing, I don't understand, I haven't seen an airplane with a "double hull" design. Jim Proud to be an American, Jim Hann Waterski J-41 Captain STL