Here is an example of a plain mail file [Plain] and the result of its conversion using mhonarc (with no special features). [Threaded]
Here is a quick-start explanation of MHonArc basics.
Here is a step-by-step recipe for using MHonArc to convert your Panix list archive to a Web-accessible form.
For a brief summary of all MHonArc features, log on to a Unix shell on Panix and type "mhonarc" on the command line.
Complete mhonarc documentation is at http://www.oac.uci.edu/indiv/ehood/MHonArc/doc/mhonarc.html