Norman Wilson wrote: > The earliest UNIX Programmer's Manual to describe shell > pipelines is the Third Edition, February 1973. BTW: As the manual source isn't trivial to process on many new systems, i had converted sh(1) from V3, V4, V6, PWB and V7 into html: <http://www.uni-ulm.de/~s_smasch/various/bourne/#predecessors> Sven