These are available as PostScript functions whose use is described in
<A HREF="http://www.graphviz.org/Documentation/html/shapehowto.html#psprocs"> External PostScript procedures</A>.
The necessary PostScript library file and sample use can be found in the
-<tt>contrib/sdlshapes</tt> directory in the release. The table below
+<tt>contrib/sdlshapes</tt> directory in the release. Please note the
+COPYRIGHT AND PERMISSION NOTICE contained in the library file <tt>sdl.ps</tt>.
+<P>
+The table below
gives the shape names and the corresponding node shapes.
<IMG SRC=sdlshapes.jpg>
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