\documentclass[12pt,dvips]{article}  
\usepackage{graphics}
\title{\LaTeX{} Exercise: Graphics Package}
\author{}graphics
\date{\today}
\begin{document}
\maketitle

This is a test of the graphics postscript graphics package.

We can both rotate and adjust the dimensions of the included graphics
by commands in the graphics package.  Here is an example.
   

\begin{figure}
%\begin{center}
\scalebox{2}{\includegraphics{rabbit-23.ps}}
%\end{center}
\end{figure}      

\end{document}