This tells you that all messages for January 1995 are in this file. This can not only be embarrassing but your message can clog the listserve with a message meant for one pair of eyes only. Personal messages do not belong in a public forum. Another way to look at it is to think of your email message as a postcard that can be read by anyone who is a subscriber. Check with your service for details.
Directions vary for each service.
Whenever you choose to reconnect, follow directions for subscribing. At conferences, encourage colleagues to subscribe.