To take proper advantage of Emacs 21's mule-unicode charsets, you need
a Unicode font. For information on Unicode fonts for X, see
-<URL:http://czyborra.com/unifont/> and
+<URL:http://czyborra.com/unifont/>,
+<URL:http://openlab.ring.gr.jp/efont/> and
<URL:http://www.cl.cam.ac.uk/%7Emgk25/ucs-fonts.html>.
<URL:http://czyborra.com/charsets/> has basic fonts for Emacs's
ISO-8859 charsets.