firstname.lastname@example.org the following in the body of the message, not the subject line:
subscribe morris name (team)
where name is your real name and (team) is your team affiliation; the parentheses are required.
For help using the listserv program, send the message
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Disclaimer: I don't run the list; all I'm doing is providing this pointer. However, I'm willing to try to answer questions if you have problems.
Another disclaimer: As of July, 1992, Tom Keays, email@example.com (BITNET LIBHTK@SUVM) was the keeper of this list; you can probably get more and faster help from him than from me.