where is there documentation on Unix mail format?

[Brian_L._Heess.ES_XC15 at xerox.com]

Where is there documentation on Unix mail format?
=======

Marty,

You should find this info in the RFC documents (Request For Comments).  These
may be available on arisia, but I know they are all available via FTP on
uunet.uu.net and quite a few other sites.

-Brian
--
INet: heess at arisia.Xerox.com
      bheess.es_xc15 at Xerox.com
Home: bheess at mcws.fidonet.org
      ...!elroy!bohica!mcws!bheess
--