Pipe and Fork: THANK YOU!

[Lorien Y. Pratt]

I have received no fewer than 10 separate, very helpful responses to
my query about pipe and forks.  Thank you all for your help; the code
is now working very nicely! 
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Lorien Y. Pratt                            Computer Science Department
pratt at paul.rutgers.edu                     Rutgers University
                                           Busch Campus
(201) 932-4634                             Piscataway, NJ  08854