Contents of xsurface/surf directory 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

  body - body of utah teapot
 spout - spout of utah teapot
   lid - lid of utah teapot
  base - base of utah teapot
handle - handle of utah teapot

teapot - assembled utah teapot
> This is a bit of a cheat.  The program can cope with composite
> objects, but you cannot edit them.  I have included this just
> for fun. 

   tube - a tube
    bow - a tube that turns inside out
 doknot - a torus that turns inside out
twisted - a torus that turns inside out  
   pipe - a pipe   
      o - flat 'o' shaped surface 
      u - 'u' shaped surface
  eight - figure of eight
    one - tube joined with a skew
    two - example of an object to which a patch cannot be added  
hybrid* - examples of a hybrid close/distant-edged joins 

