Email message formats

This is a stub article.

Message Formats (RFC-5322) Multipurpose Internet Mail Extensions (RFC-2045..2049) Message Headers (RFC-5322)

[Resnick08] P. Resnick, ed. (2008) "Internet Message Format", RFC-5322, http://tools.ietf.org/html/rfc5322. Authoritative reference on message format, including headers.