text message
Click on the red underlined text to get to the source
... address. In the second case, an author may wish additional
persons to be made aware of, or responsible for, replies. A
somewhat different use may be of some help to "text message
teleconferencing" groups equipped with automatic distribution
...
... Crocker, D.H., Vittal, J.J., Pogran, K.T., Henderson, D.A.
"Standard for the Format of ARPA Network Text Message,"
ARPANET Request for Comments No. 733, Network ...