One small correction to make:
Originally Posted by
verktyg
<snip>
Cinelli Twin Plate Crown. Masi used these on some frames in the early 70's.

That crown is made for Columbus C&C tandem oversize (32x22 mm) blades. I have made a couple forks with them, still have the blades and crowns in case I ever want to make more (probably won't though!) The Masi two-plate crown was a lot more svelte than that.
I don't know what C&C stands for, anyone?
Mark B