Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.2 9/18/84; site brl-tgr.ARPA
Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!think!harvard!seismo!brl-tgr!tgr!ron@BRL.ARPA
From: ron@BRL.ARPA (Ron Natalie)
Newsgroups: net.unix
Subject: Re:  trouble in contacting another host
Message-ID: <2291@brl-tgr.ARPA>
Date: Mon, 21-Oct-85 12:44:46 EDT
Article-I.D.: brl-tgr.2291
Posted: Mon Oct 21 12:44:46 1985
Date-Received: Wed, 23-Oct-85 04:49:04 EDT
Sender: news@brl-tgr.ARPA
Lines: 6

Addresses of the form .UUCP are not really supported on DDN yet.
However, it will work if you readdress it as

		jwp%uwmacc.uucp@seismo.css.edu

or you may need to use @seismo.arpa depending on your software version.