tee like program to pipe to another program?

Thu Jun 6 19:39:39 AEST 1991

Is there a tee like program that will pipe down to another program?

-pete schmitt
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     Peter Schmitt                                          UNIX Consultant
Kiewit Computation Center                                Computing  Services
   Dartmouth College                                         (603)646-2085
   Hanover, NH 03755                                 Peter.Schmitt at Dartmouth.EDU