This is from memory, use at your own risk.


                        snap snap              snap snap
------------------------------------------------------------
---------------2--3----------------------4--5---------------
---------3--5----------------------5--7---------------------
------------------------------------------------------------
------------------------------------------------------------
------------------------------------------------------------

                                                snap snap
------------------------------------------------------------
---------------4--5----------4--5--------2--3---------------
---------5--7----------5--7--------3--5---------------------
------------------------------------------------------------
------------------------------------------------------------
------------------------------------------------------------


Richard A. Griffiths              ...uunet!ingr!b11!xanth!richard   (UUCP)
Intergraph Corp.                  richard@b11.ingr.com          (Internet)