On Mon, 15 Aug 2011, Neal wrote: > Try uniq: http://unixhelp.ed.ac.uk/CGI/man-cgi?uniq
NealS, Thank you! I've been unaware of this tool despite years of using linux. This will work for all completely duplicated lines. I'll need to see how many remain that vary in one or more columns ('fields') such as the parameter, lab_id number, or qa_qc. Much appreciated, Rich _______________________________________________ PLUG mailing list PLUG@lists.pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug