#: 4035 S1/General Interest
    31-May-90  22:13:58
Sb: #4032-PROJECT Mgt PERT CHART
Fm: James Jones 76257,562
To: tom farrow 72701,543

Alas, I know of no such beast--it would be nice to have, though.  Have you
considered trying your hand at one?  The main reference you'll want is one to
partial ordering and the algorithm "topological sort;" it should be easy to
find in any data structures text.