--- loncom/html/adm/help/tex/Authoring_Dynamic_Plot_Gnuplot.tex	2003/09/22 21:08:59	1.2
+++ loncom/html/adm/help/tex/Authoring_Dynamic_Plot_Gnuplot.tex	2004/06/03 20:30:41	1.3
@@ -44,7 +44,13 @@ of sample points to use.
 This is the value used for the \texttt{align} parameter in the \texttt{img} 
 tag which embeds the plot in the problem.
 
-\item \texttt{Width of plot when printed (mm)}  
+\item \texttt{Width of plot when printed (mm)} The width in mm of the plot when
+it is printed.  The default is approximately one half of a U.S. letter size 
+page, 93 mm.
+
+\item \texttt{Font size to use in TeX output (pts)} The size in points of text
+on the graph when it is printed out.
+
 \item \texttt{Plot type:} ``Cartesian'' or ``Polar''.  
 \end{itemize}