> One way would be to cut an external the same shape but the reverse of the
> corresponding internal form, less the thickness of the strip. Lay up the
> strip, tape on the external form, and cinch it up with a strap clamp.

I just use the web belt with a rachet and pull a couple of strips down until the glue dries. The strips will pull away from the form a little when you release the belt, but you keep pulling it back down each time you apply more strips. When you finally join the two sides, it will stay down.

Mac